326742988 has 24 divisors (see below), whose sum is σ = 671766480. Its totient is φ = 137094720.

The previous prime is 326742961. The next prime is 326742989. The reversal of 326742988 is 889247623.

It is not an unprimeable number, because it can be changed into a prime (326742989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285043 + ... + 286186.

It is an arithmetic number, because the mean of its divisors is an integer number (27990270).

Almost surely, 2^326742988 is an apocalyptic number.

It is an amenable number.

326742988 is an abundant number, since it is smaller than the sum of its proper divisors (345023492).

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

326742988 is a wasteful number, since it uses less digits than its factorization.

326742988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571257 (or 571255 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 326742988 is about 18076.0335250851. The cubic root of 326742988 is about 688.7613343941.

The spelling of 326742988 in words is "three hundred twenty-six million, seven hundred forty-two thousand, nine hundred eighty-eight".