3622856512 has 28 divisors (see below), whose sum is σ = 7842662496. Its totient is φ = 1646752640.

The previous prime is 3622856453. The next prime is 3622856513. The reversal of 3622856512 is 2156582263.

It is a happy number.

3622856512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3622856512² = 26250178613081612288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622856513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2572348 + ... + 2573755.

Almost surely, 2^3622856512 is an apocalyptic number.

3622856512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3622856512 is an abundant number, since it is smaller than the sum of its proper divisors (4219805984).

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

3622856512 is a wasteful number, since it uses less digits than its factorization.

3622856512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5146126 (or 5146116 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 3622856512 is about 60190.1695628115. The cubic root of 3622856512 is about 1535.8555727194.

The spelling of 3622856512 in words is "three billion, six hundred twenty-two million, eight hundred fifty-six thousand, five hundred twelve".