402214256 has 10 divisors (see below), whose sum is σ = 779290152. Its totient is φ = 201107120.

The previous prime is 402214247. The next prime is 402214259. The reversal of 402214256 is 652412204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402214259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12569180 + ... + 12569211.

Almost surely, 2^402214256 is an apocalyptic number.

It is an amenable number.

402214256 is a deficient number, since it is larger than the sum of its proper divisors (377075896).

402214256 is a wasteful number, since it uses less digits than its factorization.

402214256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25138399 (or 25138393 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 402214256 is about 20055.2800030316. The cubic root of 402214256 is about 738.1633635361.

The spelling of 402214256 in words is "four hundred two million, two hundred fourteen thousand, two hundred fifty-six".