326422057 has 16 divisors (see below), whose sum is σ = 369109440. Its totient is φ = 286558272.

The previous prime is 326422037. The next prime is 326422069. The reversal of 326422057 is 750224623.

It is not a de Polignac number, because 326422057 - 2²³ = 318033449 is a prime.

It is a super-2 number, since 2×326422057² = 213102718592222498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326422037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18798 + ... + 31720.

It is an arithmetic number, because the mean of its divisors is an integer number (23069340).

Almost surely, 2^326422057 is an apocalyptic number.

It is an amenable number.

326422057 is a deficient number, since it is larger than the sum of its proper divisors (42687383).

326422057 is a wasteful number, since it uses less digits than its factorization.

326422057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13032.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 326422057 is about 18067.1540924408. The cubic root of 326422057 is about 688.5357572254.

The spelling of 326422057 in words is "three hundred twenty-six million, four hundred twenty-two thousand, fifty-seven".