38264691 has 4 divisors (see below), whose sum is σ = 51019592. Its totient is φ = 25509792.

The previous prime is 38264687. The next prime is 38264701. The reversal of 38264691 is 19646283.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 38264691 - 2² = 38264687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38264621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6377446 + ... + 6377451.

It is an arithmetic number, because the mean of its divisors is an integer number (12754898).

Almost surely, 2^38264691 is an apocalyptic number.

38264691 is a deficient number, since it is larger than the sum of its proper divisors (12754901).

38264691 is a wasteful number, since it uses less digits than its factorization.

38264691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12754900.

The product of its digits is 62208, while the sum is 39.

The square root of 38264691 is about 6185.8460213620. The cubic root of 38264691 is about 336.9763357778.

The spelling of 38264691 in words is "thirty-eight million, two hundred sixty-four thousand, six hundred ninety-one".