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36885073 = 42187613
BaseRepresentation
bin1000110010110…
…1001001010001
32120101221210211
42030231021101
533420310243
63354324121
7625342441
oct214551121
976357724
1036885073
1119903335
1210429641
137845ab4
144c82121
153388d9d
hex232d251

36885073 has 4 divisors (see below), whose sum is σ = 36973108. Its totient is φ = 36797040.

The previous prime is 36885049. The next prime is 36885113. The reversal of 36885073 is 37058863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37058863 = 38995267.

It can be written as a sum of positive squares in 2 ways, for example, as 14493249 + 22391824 = 3807^2 + 4732^2 .

It is a cyclic number.

It is not a de Polignac number, because 36885073 - 225 = 3330641 is a prime.

It is a super-2 number, since 2×368850732 = 2721017220430658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36883073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43386 + ... + 44227.

It is an arithmetic number, because the mean of its divisors is an integer number (9243277).

Almost surely, 236885073 is an apocalyptic number.

It is an amenable number.

36885073 is a deficient number, since it is larger than the sum of its proper divisors (88035).

36885073 is an equidigital number, since it uses as much as digits as its factorization.

36885073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88034.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 36885073 is about 6073.3082418069. The cubic root of 36885073 is about 332.8768162842.

The spelling of 36885073 in words is "thirty-six million, eight hundred eighty-five thousand, seventy-three".

Divisors: 1 421 87613 36885073