74020753 has 2 divisors, whose sum is σ = 74020754. Its totient is φ = 74020752.

The previous prime is 74020741. The next prime is 74020769. The reversal of 74020753 is 35702047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73393489 + 627264 = 8567^2 + 792^2 .

It is an emirp because it is prime and its reverse (35702047) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74020753 is a prime.

It is a super-3 number, since 3×74020753³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (74020783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37010376 + 37010377.

It is an arithmetic number, because the mean of its divisors is an integer number (37010377).

Almost surely, 2^74020753 is an apocalyptic number.

It is an amenable number.

74020753 is a deficient number, since it is larger than the sum of its proper divisors (1).

74020753 is an equidigital number, since it uses as much as digits as its factorization.

74020753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 74020753 is about 8603.5314261064. The cubic root of 74020753 is about 419.8728885938.

The spelling of 74020753 in words is "seventy-four million, twenty thousand, seven hundred fifty-three".