36813442 has 8 divisors (see below), whose sum is σ = 55727100. Its totient is φ = 18237744.

The previous prime is 36813397. The next prime is 36813467. The reversal of 36813442 is 24431863.

It can be written as a sum of positive squares in 2 ways, for example, as 36252441 + 561001 = 6021^2 + 749^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 84217 + ... + 84652.

Almost surely, 2^36813442 is an apocalyptic number.

36813442 is a deficient number, since it is larger than the sum of its proper divisors (18913658).

36813442 is a wasteful number, since it uses less digits than its factorization.

36813442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168980.

The product of its digits is 13824, while the sum is 31.

The square root of 36813442 is about 6067.4081781268. The cubic root of 36813442 is about 332.6611938186.

The spelling of 36813442 in words is "thirty-six million, eight hundred thirteen thousand, four hundred forty-two".