402626412 has 36 divisors (see below), whose sum is σ = 1018364256. Its totient is φ = 134127840.

The previous prime is 402626387. The next prime is 402626417. The reversal of 402626412 is 214626204.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (402626417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103462 + ... + 107282.

It is an arithmetic number, because the mean of its divisors is an integer number (28287896).

Almost surely, 2^402626412 is an apocalyptic number.

It is an amenable number.

402626412 is an abundant number, since it is smaller than the sum of its proper divisors (615737844).

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

402626412 is a wasteful number, since it uses less digits than its factorization.

402626412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6758 (or 6753 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 402626412 is about 20065.5528705291. The cubic root of 402626412 is about 738.4154137757.

The spelling of 402626412 in words is "four hundred two million, six hundred twenty-six thousand, four hundred twelve".