74715073 has 2 divisors, whose sum is σ = 74715074. Its totient is φ = 74715072.

The previous prime is 74715059. The next prime is 74715089. The reversal of 74715073 is 37051747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60403984 + 14311089 = 7772^2 + 3783^2 .

It is a cyclic number.

It is not a de Polignac number, because 74715073 - 2⁹ = 74714561 is a prime.

It is not a weakly prime, because it can be changed into another prime (74715373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37357536 + 37357537.

It is an arithmetic number, because the mean of its divisors is an integer number (37357537).

Almost surely, 2^74715073 is an apocalyptic number.

It is an amenable number.

74715073 is a deficient number, since it is larger than the sum of its proper divisors (1).

74715073 is an equidigital number, since it uses as much as digits as its factorization.

74715073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 74715073 is about 8643.7881163296. The cubic root of 74715073 is about 421.1816177482.

It can be divided in two parts, 7471 and 5073, that added together give a square (12544 = 112²).

The spelling of 74715073 in words is "seventy-four million, seven hundred fifteen thousand, seventy-three".