402538014 has 12 divisors (see below), whose sum is σ = 872165736. Its totient is φ = 134179332.

The previous prime is 402538013. The next prime is 402538043. The reversal of 402538014 is 410835204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402538013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11181594 + ... + 11181629.

It is an arithmetic number, because the mean of its divisors is an integer number (72680478).

Almost surely, 2^402538014 is an apocalyptic number.

402538014 is an abundant number, since it is smaller than the sum of its proper divisors (469627722).

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

402538014 is a wasteful number, since it uses less digits than its factorization.

402538014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22363231 (or 22363228 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 402538014 is about 20063.3500193761. The cubic root of 402538014 is about 738.3613692807.

The spelling of 402538014 in words is "four hundred two million, five hundred thirty-eight thousand, fourteen".