74654224 has 10 divisors (see below), whose sum is σ = 144642590. Its totient is φ = 37327104.

The previous prime is 74654219. The next prime is 74654227. The reversal of 74654224 is 42245647.

It can be written as a sum of positive squares in only one way, i.e., 74649600 + 4624 = 8640^2 + 68^2 .

It is a super-2 number, since 2×74654224² = 11146506322084352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74654224.

It is not an unprimeable number, because it can be changed into a prime (74654227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332929 + ... + 2332960.

It is an arithmetic number, because the mean of its divisors is an integer number (14464259).

Almost surely, 2^74654224 is an apocalyptic number.

It is an amenable number.

74654224 is a deficient number, since it is larger than the sum of its proper divisors (69988366).

74654224 is a wasteful number, since it uses less digits than its factorization.

74654224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4665897 (or 4665891 counting only the distinct ones).

The product of its digits is 53760, while the sum is 34.

The square root of 74654224 is about 8640.2675884489. The cubic root of 74654224 is about 421.0672479619.

The spelling of 74654224 in words is "seventy-four million, six hundred fifty-four thousand, two hundred twenty-four".