74140525 has 12 divisors (see below), whose sum is σ = 93308512. Its totient is φ = 58425840.

The previous prime is 74140483. The next prime is 74140531. The reversal of 74140525 is 52504147.

It is not a de Polignac number, because 74140525 - 2¹⁹ = 73616237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74140493 and 74140502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20457 + ... + 23806.

Almost surely, 2^74140525 is an apocalyptic number.

It is an amenable number.

74140525 is a deficient number, since it is larger than the sum of its proper divisors (19167987).

74140525 is a wasteful number, since it uses less digits than its factorization.

74140525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44340 (or 44335 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 74140525 is about 8610.4892427783. The cubic root of 74140525 is about 420.0992301441.

The spelling of 74140525 in words is "seventy-four million, one hundred forty thousand, five hundred twenty-five".