74882513 has 2 divisors, whose sum is σ = 74882514. Its totient is φ = 74882512.

The previous prime is 74882473. The next prime is 74882527. The reversal of 74882513 is 31528847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66455104 + 8427409 = 8152^2 + 2903^2 .

It is a cyclic number.

It is not a de Polignac number, because 74882513 - 2⁸ = 74882257 is a prime.

It is not a weakly prime, because it can be changed into another prime (74882543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37441256 + 37441257.

It is an arithmetic number, because the mean of its divisors is an integer number (37441257).

Almost surely, 2^74882513 is an apocalyptic number.

It is an amenable number.

74882513 is a deficient number, since it is larger than the sum of its proper divisors (1).

74882513 is an equidigital number, since it uses as much as digits as its factorization.

74882513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 38.

The square root of 74882513 is about 8653.4682642279. The cubic root of 74882513 is about 421.4960122928.

It can be divided in two parts, 7488 and 2513, that added together give a palindrome (10001).

The spelling of 74882513 in words is "seventy-four million, eight hundred eighty-two thousand, five hundred thirteen".