7812635232 has 96 divisors (see below), whose sum is σ = 21910089600. Its totient is φ = 2430286848.

The previous prime is 7812635231. The next prime is 7812635267. The reversal of 7812635232 is 2325362187.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×7812635232² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7812635231) 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, 90244 + ... + 154172.

It is an arithmetic number, because the mean of its divisors is an integer number (228230100).

Almost surely, 2^7812635232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7812635232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10955044800).

7812635232 is an abundant number, since it is smaller than the sum of its proper divisors (14097454368).

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

7812635232 is a wasteful number, since it uses less digits than its factorization.

7812635232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64028 (or 64020 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 7812635232 is about 88389.1126327219. The cubic root of 7812635232 is about 1984.2627638232.

The spelling of 7812635232 in words is "seven billion, eight hundred twelve million, six hundred thirty-five thousand, two hundred thirty-two".