325750128 has 40 divisors (see below), whose sum is σ = 918024576. Its totient is φ = 98712000.

The previous prime is 325750099. The next prime is 325750133. The reversal of 325750128 is 821057523.

It is a super-2 number, since 2×325750128² = 212226291784032768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307948 + ... + 309003.

Almost surely, 2^325750128 is an apocalyptic number.

It is an amenable number.

325750128 is an abundant number, since it is smaller than the sum of its proper divisors (592274448).

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

325750128 is a wasteful number, since it uses less digits than its factorization.

325750128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616973 (or 616967 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 325750128 is about 18048.5491937718. The cubic root of 325750128 is about 688.0629899962.

The spelling of 325750128 in words is "three hundred twenty-five million, seven hundred fifty thousand, one hundred twenty-eight".