7226772838 has 16 divisors (see below), whose sum is σ = 10872461520. Its totient is φ = 3602634400.

The previous prime is 7226772809. The next prime is 7226772841. The reversal of 7226772838 is 8382776227.

It is a congruent number.

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, 1199253 + ... + 1205263.

It is an arithmetic number, because the mean of its divisors is an integer number (679528845).

Almost surely, 2^7226772838 is an apocalyptic number.

7226772838 is a deficient number, since it is larger than the sum of its proper divisors (3645688682).

7226772838 is a wasteful number, since it uses less digits than its factorization.

7226772838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7703.

The product of its digits is 3161088, while the sum is 52.

The square root of 7226772838 is about 85010.4278191799. The cubic root of 7226772838 is about 1933.3692245484.

The spelling of 7226772838 in words is "seven billion, two hundred twenty-six million, seven hundred seventy-two thousand, eight hundred thirty-eight".