74899425 has 24 divisors (see below), whose sum is σ = 130353760. Its totient is φ = 37843200.

The previous prime is 74899411. The next prime is 74899427. The reversal of 74899425 is 52499847.

It is not a de Polignac number, because 74899425 - 2⁶ = 74899361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74899427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24856 + ... + 27705.

Almost surely, 2^74899425 is an apocalyptic number.

74899425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74899425 is a deficient number, since it is larger than the sum of its proper divisors (55454335).

74899425 is a wasteful number, since it uses less digits than its factorization.

74899425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52593 (or 52588 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 74899425 is about 8654.4453895094. The cubic root of 74899425 is about 421.5277411246.

The spelling of 74899425 in words is "seventy-four million, eight hundred ninety-nine thousand, four hundred twenty-five".