328402488 has 32 divisors (see below), whose sum is σ = 824605200. Its totient is φ = 108987648.

The previous prime is 328402483. The next prime is 328402493. The reversal of 328402488 is 884204823.

It is an interprime number because it is at equal distance from previous prime (328402483) and next prime (328402493).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328402483) 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, 24381 + ... + 35372.

Almost surely, 2^328402488 is an apocalyptic number.

It is an amenable number.

328402488 is an abundant number, since it is smaller than the sum of its proper divisors (496202712).

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

328402488 is a wasteful number, since it uses less digits than its factorization.

328402488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59991 (or 59987 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 39.

The square root of 328402488 is about 18121.8787105532. The cubic root of 328402488 is about 689.9254193702.

The spelling of 328402488 in words is "three hundred twenty-eight million, four hundred two thousand, four hundred eighty-eight".