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3887069 = 23169003
BaseRepresentation
bin1110110100111111011101
321022111001112
432310333131
51443341234
6215151405
745016364
oct16647735
97274045
103887069
11221545a
121375565
13a61354
147327db
1551bace
hex3b4fdd

3887069 has 4 divisors (see below), whose sum is σ = 4056096. Its totient is φ = 3718044.

The previous prime is 3887057. The next prime is 3887083. The reversal of 3887069 is 9607883.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3887069 - 24 = 3887053 is a prime.

It is a super-2 number, since 2×38870692 = 30218610821522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3880069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84479 + ... + 84524.

It is an arithmetic number, because the mean of its divisors is an integer number (1014024).

Almost surely, 23887069 is an apocalyptic number.

It is an amenable number.

3887069 is a deficient number, since it is larger than the sum of its proper divisors (169027).

3887069 is a wasteful number, since it uses less digits than its factorization.

3887069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169026.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 3887069 is about 1971.5651143191. The cubic root of 3887069 is about 157.2319316720.

The spelling of 3887069 in words is "three million, eight hundred eighty-seven thousand, sixty-nine".

Divisors: 1 23 169003 3887069