402450022 has 16 divisors (see below), whose sum is σ = 659020320. Its totient is φ = 183200832.

The previous prime is 402450019. The next prime is 402450031. The reversal of 402450022 is 220054204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104122 + ... + 107917.

It is an arithmetic number, because the mean of its divisors is an integer number (41188770).

Almost surely, 2^402450022 is an apocalyptic number.

402450022 is a deficient number, since it is larger than the sum of its proper divisors (256570298).

402450022 is a wasteful number, since it uses less digits than its factorization.

402450022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212127.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 402450022 is about 20061.1570453950. The cubic root of 402450022 is about 738.3075651463.

The spelling of 402450022 in words is "four hundred two million, four hundred fifty thousand, twenty-two".