239264690 has 16 divisors (see below), whose sum is σ = 492201792. Its totient is φ = 82033584.

The previous prime is 239264689. The next prime is 239264717. The reversal of 239264690 is 96462932.

239264690 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-2 number, since 2×239264690² = 114495183761592200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1708964 + ... + 1709103.

It is an arithmetic number, because the mean of its divisors is an integer number (30762612).

Almost surely, 2^239264690 is an apocalyptic number.

239264690 is an abundant number, since it is smaller than the sum of its proper divisors (252937102).

239264690 is a wasteful number, since it uses less digits than its factorization.

239264690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418081.

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 239264690 is about 15468.1831512301. The cubic root of 239264690 is about 620.8111910585.

The spelling of 239264690 in words is "two hundred thirty-nine million, two hundred sixty-four thousand, six hundred ninety".