73622764 has 12 divisors (see below), whose sum is σ = 133282800. Its totient is φ = 35541968.

The previous prime is 73622761. The next prime is 73622771. The reversal of 73622764 is 46722637.

It is a happy number.

It is a super-2 number, since 2×73622764² = 10840622757999392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73622761) 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 in 3 ways as a sum of consecutive naturals, for example, 317224 + ... + 317455.

It is an arithmetic number, because the mean of its divisors is an integer number (11106900).

Almost surely, 2^73622764 is an apocalyptic number.

It is an amenable number.

73622764 is a deficient number, since it is larger than the sum of its proper divisors (59660036).

73622764 is a wasteful number, since it uses less digits than its factorization.

73622764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634712 (or 634710 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 73622764 is about 8580.3708544561. The cubic root of 73622764 is about 419.1190226211.

It can be divided in two parts, 736227 and 64, that added together give a triangular number (736291 = T₁₂₁₃).

The spelling of 73622764 in words is "seventy-three million, six hundred twenty-two thousand, seven hundred sixty-four".