7722464 has 12 divisors (see below), whose sum is σ = 15203664. Its totient is φ = 3861216.

The previous prime is 7722443. The next prime is 7722467. The reversal of 7722464 is 4642277.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 241327 = 7722464 / (7 + 7 + 2 + 2 + 4 + 6 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 7722464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7722467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120632 + ... + 120695.

It is an arithmetic number, because the mean of its divisors is an integer number (1266972).

Almost surely, 2^7722464 is an apocalyptic number.

It is an amenable number.

7722464 is a deficient number, since it is larger than the sum of its proper divisors (7481200).

7722464 is a wasteful number, since it uses less digits than its factorization.

7722464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241337 (or 241329 counting only the distinct ones).

The product of its digits is 18816, while the sum is 32.

The square root of 7722464 is about 2778.9321690174. The cubic root of 7722464 is about 197.6599270778.

The spelling of 7722464 in words is "seven million, seven hundred twenty-two thousand, four hundred sixty-four".