402107196 has 24 divisors (see below), whose sum is σ = 938818944. Its totient is φ = 133954480.

The previous prime is 402107191. The next prime is 402107197. The reversal of 402107196 is 691701204.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402107191) 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, 12481 + ... + 30983.

It is an arithmetic number, because the mean of its divisors is an integer number (39117456).

Almost surely, 2^402107196 is an apocalyptic number.

It is an amenable number.

402107196 is an abundant number, since it is smaller than the sum of its proper divisors (536711748).

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

402107196 is a wasteful number, since it uses less digits than its factorization.

402107196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20321 (or 20319 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 402107196 is about 20052.6107028486. The cubic root of 402107196 is about 738.0978638002.

The spelling of 402107196 in words is "four hundred two million, one hundred seven thousand, one hundred ninety-six".