326872634 has 16 divisors (see below), whose sum is σ = 566346816. Its totient is φ = 139838400.

The previous prime is 326872633. The next prime is 326872643. The reversal of 326872634 is 436278623.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 326872591 and 326872600.

It is not an unprimeable number, because it can be changed into a prime (326872633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436622 + ... + 437369.

It is an arithmetic number, because the mean of its divisors is an integer number (35396676).

Almost surely, 2^326872634 is an apocalyptic number.

326872634 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

326872634 is a deficient number, since it is larger than the sum of its proper divisors (239474182).

326872634 is a wasteful number, since it uses less digits than its factorization.

326872634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874021.

The product of its digits is 290304, while the sum is 41.

The square root of 326872634 is about 18079.6192990892. The cubic root of 326872634 is about 688.8524185668.

The spelling of 326872634 in words is "three hundred twenty-six million, eight hundred seventy-two thousand, six hundred thirty-four".