1516274952 has 64 divisors (see below), whose sum is σ = 3825360000. Its totient is φ = 500826624.

The previous prime is 1516274927. The next prime is 1516274953. The reversal of 1516274952 is 2594726151.

It is not an unprimeable number, because it can be changed into a prime (1516274953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1444924 + ... + 1445972.

It is an arithmetic number, because the mean of its divisors is an integer number (59771250).

Almost surely, 2^1516274952 is an apocalyptic number.

1516274952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1516274952 is an abundant number, since it is smaller than the sum of its proper divisors (2309085048).

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

1516274952 is a wasteful number, since it uses less digits than its factorization.

1516274952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550 (or 1546 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The square root of 1516274952 is about 38939.3753416770. The cubic root of 1516274952 is about 1148.8393967015.

The spelling of 1516274952 in words is "one billion, five hundred sixteen million, two hundred seventy-four thousand, nine hundred fifty-two".