264590128 has 20 divisors (see below), whose sum is σ = 559247688. Its totient is φ = 120268160.

The previous prime is 264590107. The next prime is 264590141. The reversal of 264590128 is 821095462.

264590128 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×264590128⁴ (a number of 35 digits) contains 4444 as substring.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751501 + ... + 751852.

Almost surely, 2^264590128 is an apocalyptic number.

It is an amenable number.

264590128 is an abundant number, since it is smaller than the sum of its proper divisors (294657560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264590128 is a wasteful number, since it uses less digits than its factorization.

264590128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503372 (or 1503366 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 264590128 is about 16266.2266060694. The cubic root of 264590128 is about 641.9845041760.

The spelling of 264590128 in words is "two hundred sixty-four million, five hundred ninety thousand, one hundred twenty-eight".