264890906 has 32 divisors (see below), whose sum is σ = 482464512. Its totient is φ = 106479360.

The previous prime is 264890903. The next prime is 264890917. The reversal of 264890906 is 609098462.

It is not an unprimeable number, because it can be changed into a prime (264890903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73691 + ... + 77201.

It is an arithmetic number, because the mean of its divisors is an integer number (15077016).

Almost surely, 2^264890906 is an apocalyptic number.

264890906 is a deficient number, since it is larger than the sum of its proper divisors (217573606).

264890906 is a wasteful number, since it uses less digits than its factorization.

264890906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3854.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 264890906 is about 16275.4694555948. The cubic root of 264890906 is about 642.2276748676.

The spelling of 264890906 in words is "two hundred sixty-four million, eight hundred ninety thousand, nine hundred six".