74303612 has 12 divisors (see below), whose sum is σ = 132163416. Its totient is φ = 36542640.

The previous prime is 74303609. The next prime is 74303633. The reversal of 74303612 is 21630347.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152018 + ... + 152505.

It is an arithmetic number, because the mean of its divisors is an integer number (11013618).

Almost surely, 2^74303612 is an apocalyptic number.

It is an amenable number.

74303612 is a deficient number, since it is larger than the sum of its proper divisors (57859804).

74303612 is a wasteful number, since it uses less digits than its factorization.

74303612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304588 (or 304586 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 74303612 is about 8619.9542922222. The cubic root of 74303612 is about 420.4070354846.

Adding to 74303612 its reverse (21630347), we get a palindrome (95933959).

The spelling of 74303612 in words is "seventy-four million, three hundred three thousand, six hundred twelve".