74650653 has 40 divisors (see below), whose sum is σ = 139043520. Its totient is φ = 38776320.

The previous prime is 74650649. The next prime is 74650657. The reversal of 74650653 is 35605647.

It is an interprime number because it is at equal distance from previous prime (74650649) and next prime (74650657).

It is not a de Polignac number, because 74650653 - 2² = 74650649 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74650657) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 253 + ... + 12221.

It is an arithmetic number, because the mean of its divisors is an integer number (3476088).

Almost surely, 2^74650653 is an apocalyptic number.

It is an amenable number.

74650653 is a deficient number, since it is larger than the sum of its proper divisors (64392867).

74650653 is a wasteful number, since it uses less digits than its factorization.

74650653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11999 (or 11990 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 74650653 is about 8640.0609372851. The cubic root of 74650653 is about 421.0605340970.

The spelling of 74650653 in words is "seventy-four million, six hundred fifty thousand, six hundred fifty-three".