7838620332 has 48 divisors (see below), whose sum is σ = 18850782720. Its totient is φ = 2533799232.

The previous prime is 7838620331. The next prime is 7838620357. The reversal of 7838620332 is 2330268387.

It is a super-2 number, since 2×7838620332² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7838620331) 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, 2278 + ... + 125229.

It is an arithmetic number, because the mean of its divisors is an integer number (392724640).

Almost surely, 2^7838620332 is an apocalyptic number.

It is an amenable number.

7838620332 is an abundant number, since it is smaller than the sum of its proper divisors (11012162388).

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

7838620332 is a wasteful number, since it uses less digits than its factorization.

7838620332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127670 (or 127668 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 7838620332 is about 88535.9832610448. The cubic root of 7838620332 is about 1986.4602386123.

The spelling of 7838620332 in words is "seven billion, eight hundred thirty-eight million, six hundred twenty thousand, three hundred thirty-two".