2351392420 has 24 divisors (see below), whose sum is σ = 5317764984. Its totient is φ = 868206336.

The previous prime is 2351392399. The next prime is 2351392441. The reversal of 2351392420 is 242931532.

It is an interprime number because it is at equal distance from previous prime (2351392399) and next prime (2351392441).

It can be written as a sum of positive squares in 4 ways, for example, as 105390756 + 2246001664 = 10266^2 + 47392^2 .

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, 4521649 + ... + 4522168.

It is an arithmetic number, because the mean of its divisors is an integer number (221573541).

Almost surely, 2^2351392420 is an apocalyptic number.

2351392420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2351392420 is an abundant number, since it is smaller than the sum of its proper divisors (2966372564).

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

2351392420 is a wasteful number, since it uses less digits than its factorization.

2351392420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9043839 (or 9043837 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2351392420 is about 48491.1581631126. The cubic root of 2351392420 is about 1329.7654286974.

The spelling of 2351392420 in words is "two billion, three hundred fifty-one million, three hundred ninety-two thousand, four hundred twenty".