402334025 has 48 divisors (see below), whose sum is σ = 547256640. Its totient is φ = 292377600.

The previous prime is 402334013. The next prime is 402334057. The reversal of 402334025 is 520433204.

It is not a de Polignac number, because 402334025 - 2⁸ = 402333769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1421534 + ... + 1421816.

It is an arithmetic number, because the mean of its divisors is an integer number (11401180).

Almost surely, 2^402334025 is an apocalyptic number.

It is an amenable number.

402334025 is a deficient number, since it is larger than the sum of its proper divisors (144922615).

402334025 is a wasteful number, since it uses less digits than its factorization.

402334025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 402334025 is about 20058.2657525520. The cubic root of 402334025 is about 738.2366249158.

Adding to 402334025 its reverse (520433204), we get a palindrome (922767229).

The spelling of 402334025 in words is "four hundred two million, three hundred thirty-four thousand, twenty-five".