2516225436 has 36 divisors (see below), whose sum is σ = 6388254600. Its totient is φ = 835076448.

The previous prime is 2516225407. The next prime is 2516225479. The reversal of 2516225436 is 6345226152.

2516225436 is a `hidden beast` number, since 2 + 51 + 62 + 2 + 543 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2516225436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144366 + ... + 160853.

Almost surely, 2^2516225436 is an apocalyptic number.

It is an amenable number.

2516225436 is an abundant number, since it is smaller than the sum of its proper divisors (3872029164).

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

2516225436 is a wasteful number, since it uses less digits than its factorization.

2516225436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305458 (or 305453 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 2516225436 is about 50161.9919460940. The cubic root of 2516225436 is about 1360.1386529629.

The spelling of 2516225436 in words is "two billion, five hundred sixteen million, two hundred twenty-five thousand, four hundred thirty-six".