7227964538 has 16 divisors (see below), whose sum is σ = 11246981760. Its totient is φ = 3481202400.

The previous prime is 7227964519. The next prime is 7227964561. The reversal of 7227964538 is 8354697227.

It is a self number, because there is not a number n which added to its sum of digits gives 7227964538.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551408 + ... + 564363.

It is an arithmetic number, because the mean of its divisors is an integer number (702936360).

Almost surely, 2^7227964538 is an apocalyptic number.

7227964538 is a deficient number, since it is larger than the sum of its proper divisors (4019017222).

7227964538 is a wasteful number, since it uses less digits than its factorization.

7227964538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115893.

The product of its digits is 5080320, while the sum is 53.

The square root of 7227964538 is about 85017.4366703678. The cubic root of 7227964538 is about 1933.4754900293.

The spelling of 7227964538 in words is "seven billion, two hundred twenty-seven million, nine hundred sixty-four thousand, five hundred thirty-eight".