2351489928 has 16 divisors (see below), whose sum is σ = 5878724880. Its totient is φ = 783829968.

The previous prime is 2351489923. The next prime is 2351489983. The reversal of 2351489928 is 8299841532.

It is not an unprimeable number, because it can be changed into a prime (2351489923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48989350 + ... + 48989397.

It is an arithmetic number, because the mean of its divisors is an integer number (367420305).

Almost surely, 2^2351489928 is an apocalyptic number.

It is an amenable number.

2351489928 is an abundant number, since it is smaller than the sum of its proper divisors (3527234952).

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

2351489928 is a wasteful number, since it uses less digits than its factorization.

2351489928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97978756 (or 97978752 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 2351489928 is about 48492.1635730970. The cubic root of 2351489928 is about 1329.7838094341.

The spelling of 2351489928 in words is "two billion, three hundred fifty-one million, four hundred eighty-nine thousand, nine hundred twenty-eight".