7525821936 has 80 divisors (see below), whose sum is σ = 20934374400. Its totient is φ = 2321009664.

The previous prime is 7525821917. The next prime is 7525821943. The reversal of 7525821936 is 6391285257.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 30016 + ... + 126303.

It is an arithmetic number, because the mean of its divisors is an integer number (261679680).

Almost surely, 2^7525821936 is an apocalyptic number.

It is an amenable number.

7525821936 is an abundant number, since it is smaller than the sum of its proper divisors (13408552464).

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

7525821936 is a wasteful number, since it uses less digits than its factorization.

7525821936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156406 (or 156400 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The square root of 7525821936 is about 86751.4952954703. The cubic root of 7525821936 is about 1959.6776798867.

The spelling of 7525821936 in words is "seven billion, five hundred twenty-five million, eight hundred twenty-one thousand, nine hundred thirty-six".