402264146 has 16 divisors (see below), whose sum is σ = 611543520. Its totient is φ = 198432000.

The previous prime is 402264139. The next prime is 402264169. The reversal of 402264146 is 641462204.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49970 + ... + 57458.

It is an arithmetic number, because the mean of its divisors is an integer number (38221470).

Almost surely, 2^402264146 is an apocalyptic number.

402264146 is a deficient number, since it is larger than the sum of its proper divisors (209279374).

402264146 is a wasteful number, since it uses less digits than its factorization.

402264146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7849.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 402264146 is about 20056.5237765671. The cubic root of 402264146 is about 738.1938824673.

The spelling of 402264146 in words is "four hundred two million, two hundred sixty-four thousand, one hundred forty-six".