326460978 has 12 divisors (see below), whose sum is σ = 707332158. Its totient is φ = 108820320.

The previous prime is 326460971. The next prime is 326460991. The reversal of 326460978 is 879064623.

326460978 is a `hidden beast` number, since 32 + 6 + 4 + 609 + 7 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 238795209 + 87665769 = 15453^2 + 9363^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (326460971) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9068343 + ... + 9068378.

Almost surely, 2^326460978 is an apocalyptic number.

326460978 is an abundant number, since it is smaller than the sum of its proper divisors (380871180).

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

326460978 is a wasteful number, since it uses less digits than its factorization.

326460978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18136729 (or 18136726 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 326460978 is about 18068.2311807216. The cubic root of 326460978 is about 688.5631220379.

The spelling of 326460978 in words is "three hundred twenty-six million, four hundred sixty thousand, nine hundred seventy-eight".