74440525 has 12 divisors (see below), whose sum is σ = 94454272. Its totient is φ = 58166640.

The previous prime is 74440523. The next prime is 74440529. The reversal of 74440525 is 52504447.

It is not a de Polignac number, because 74440525 - 2¹ = 74440523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74440523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33549 + ... + 35698.

Almost surely, 2^74440525 is an apocalyptic number.

It is an amenable number.

74440525 is a deficient number, since it is larger than the sum of its proper divisors (20013747).

74440525 is a wasteful number, since it uses less digits than its factorization.

74440525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69300 (or 69295 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 74440525 is about 8627.8922686830. The cubic root of 74440525 is about 420.6650932465.

The spelling of 74440525 in words is "seventy-four million, four hundred forty thousand, five hundred twenty-five".