7040438622 has 32 divisors (see below), whose sum is σ = 17880480000. Its totient is φ = 2011553784.

The previous prime is 7040438611. The next prime is 7040438687. The reversal of 7040438622 is 2268340407.

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, 9312372 + ... + 9313127.

It is an arithmetic number, because the mean of its divisors is an integer number (558765000).

Almost surely, 2^7040438622 is an apocalyptic number.

7040438622 is an abundant number, since it is smaller than the sum of its proper divisors (10840041378).

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

7040438622 is a wasteful number, since it uses less digits than its factorization.

7040438622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18625517 (or 18625511 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 7040438622 is about 83907.3216233244. The cubic root of 7040438622 is about 1916.6077454485.

The spelling of 7040438622 in words is "seven billion, forty million, four hundred thirty-eight thousand, six hundred twenty-two".