74625269 has 2 divisors, whose sum is σ = 74625270. Its totient is φ = 74625268.

The previous prime is 74625247. The next prime is 74625283. The reversal of 74625269 is 96252647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74218225 + 407044 = 8615^2 + 638^2 .

It is a cyclic number.

It is not a de Polignac number, because 74625269 - 2⁸ = 74625013 is a prime.

It is a super-2 number, since 2×74625269² = 11137861546644722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74625209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37312634 + 37312635.

It is an arithmetic number, because the mean of its divisors is an integer number (37312635).

Almost surely, 2^74625269 is an apocalyptic number.

It is an amenable number.

74625269 is a deficient number, since it is larger than the sum of its proper divisors (1).

74625269 is an equidigital number, since it uses as much as digits as its factorization.

74625269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 74625269 is about 8638.5918412667. The cubic root of 74625269 is about 421.0128032697.

The spelling of 74625269 in words is "seventy-four million, six hundred twenty-five thousand, two hundred sixty-nine".