326896140 has 48 divisors (see below), whose sum is σ = 963486720. Its totient is φ = 82584000.

The previous prime is 326896099. The next prime is 326896151. The reversal of 326896140 is 41698623.

It is a super-2 number, since 2×326896140² = 213722172693799200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142236 + ... + 144515.

It is an arithmetic number, because the mean of its divisors is an integer number (20072640).

Almost surely, 2^326896140 is an apocalyptic number.

326896140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

326896140 is an abundant number, since it is smaller than the sum of its proper divisors (636590580).

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

326896140 is a wasteful number, since it uses less digits than its factorization.

326896140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286782 (or 286780 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 326896140 is about 18080.2693564006. The cubic root of 326896140 is about 688.8689303772.

The spelling of 326896140 in words is "three hundred twenty-six million, eight hundred ninety-six thousand, one hundred forty".