1516487244 has 48 divisors (see below), whose sum is σ = 3909523968. Its totient is φ = 455074048.

The previous prime is 1516487209. The next prime is 1516487249. The reversal of 1516487244 is 4427846151.

It is a super-2 number, since 2×1516487244² = 4599467122429431072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1516487196 and 1516487205.

It is not an unprimeable number, because it can be changed into a prime (1516487249) 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, 156912 + ... + 166295.

It is an arithmetic number, because the mean of its divisors is an integer number (81448416).

Almost surely, 2^1516487244 is an apocalyptic number.

It is an amenable number.

1516487244 is an abundant number, since it is smaller than the sum of its proper divisors (2393036724).

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

1516487244 is a wasteful number, since it uses less digits than its factorization.

1516487244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323254 (or 323252 counting only the distinct ones).

The product of its digits is 215040, while the sum is 42.

The square root of 1516487244 is about 38942.1011759766. The cubic root of 1516487244 is about 1148.8930101159.

The spelling of 1516487244 in words is "one billion, five hundred sixteen million, four hundred eighty-seven thousand, two hundred forty-four".