74285633 has 2 divisors, whose sum is σ = 74285634. Its totient is φ = 74285632.

The previous prime is 74285623. The next prime is 74285657. The reversal of 74285633 is 33658247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67436944 + 6848689 = 8212^2 + 2617^2 .

It is a cyclic number.

It is not a de Polignac number, because 74285633 - 2²⁴ = 57508417 is a prime.

It is not a weakly prime, because it can be changed into another prime (74285623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37142816 + 37142817.

It is an arithmetic number, because the mean of its divisors is an integer number (37142817).

Almost surely, 2^74285633 is an apocalyptic number.

It is an amenable number.

74285633 is a deficient number, since it is larger than the sum of its proper divisors (1).

74285633 is an equidigital number, since it uses as much as digits as its factorization.

74285633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The square root of 74285633 is about 8618.9113581705. The cubic root of 74285633 is about 420.3731245812.

The spelling of 74285633 in words is "seventy-four million, two hundred eighty-five thousand, six hundred thirty-three".