74920606 has 16 divisors (see below), whose sum is σ = 114725520. Its totient is φ = 36685440.

The previous prime is 74920561. The next prime is 74920609. The reversal of 74920606 is 60602947.

It is a super-2 number, since 2×74920606² = 11226194406814472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74920609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22710 + ... + 25798.

It is an arithmetic number, because the mean of its divisors is an integer number (7170345).

Almost surely, 2^74920606 is an apocalyptic number.

74920606 is a deficient number, since it is larger than the sum of its proper divisors (39804914).

74920606 is a wasteful number, since it uses less digits than its factorization.

74920606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 74920606 is about 8655.6690093834. The cubic root of 74920606 is about 421.5674723490.

The spelling of 74920606 in words is "seventy-four million, nine hundred twenty thousand, six hundred six".