2515626428 has 48 divisors (see below), whose sum is σ = 5123973120. Its totient is φ = 1058396544.

The previous prime is 2515626419. The next prime is 2515626457. The reversal of 2515626428 is 8246265152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453053 + ... + 458571.

It is an arithmetic number, because the mean of its divisors is an integer number (106749440).

Almost surely, 2^2515626428 is an apocalyptic number.

2515626428 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2515626428 is an abundant number, since it is smaller than the sum of its proper divisors (2608346692).

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

2515626428 is a wasteful number, since it uses less digits than its factorization.

2515626428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5826 (or 5824 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 2515626428 is about 50156.0208549283. The cubic root of 2515626428 is about 1360.0307136951.

The spelling of 2515626428 in words is "two billion, five hundred fifteen million, six hundred twenty-six thousand, four hundred twenty-eight".