239912401 has 8 divisors (see below), whose sum is σ = 241359104. Its totient is φ = 238470480.

The previous prime is 239912399. The next prime is 239912417. The reversal of 239912401 is 104219932.

239912401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 239912401 - 2¹ = 239912399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (239912801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152320 + ... + 153886.

It is an arithmetic number, because the mean of its divisors is an integer number (30169888).

Almost surely, 2^239912401 is an apocalyptic number.

It is an amenable number.

239912401 is a deficient number, since it is larger than the sum of its proper divisors (1446703).

239912401 is a wasteful number, since it uses less digits than its factorization.

239912401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 239912401 is about 15489.1058812315. The cubic root of 239912401 is about 621.3708835288.

The spelling of 239912401 in words is "two hundred thirty-nine million, nine hundred twelve thousand, four hundred one".