326680872 has 32 divisors (see below), whose sum is σ = 933374400. Its totient is φ = 93337344.

The previous prime is 326680867. The next prime is 326680897. The reversal of 326680872 is 278086623.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 972097 + ... + 972432.

It is an arithmetic number, because the mean of its divisors is an integer number (29167950).

Almost surely, 2^326680872 is an apocalyptic number.

It is an amenable number.

326680872 is an abundant number, since it is smaller than the sum of its proper divisors (606693528).

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

326680872 is a wasteful number, since it uses less digits than its factorization.

326680872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944545 (or 1944541 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 326680872 is about 18074.3152567393. The cubic root of 326680872 is about 688.7176856018.

The spelling of 326680872 in words is "three hundred twenty-six million, six hundred eighty thousand, eight hundred seventy-two".