74173425 has 12 divisors (see below), whose sum is σ = 122633520. Its totient is φ = 39559120.

The previous prime is 74173423. The next prime is 74173433. The reversal of 74173425 is 52437147.

It is not a de Polignac number, because 74173425 - 2¹ = 74173423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74173423) 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, 494415 + ... + 494564.

It is an arithmetic number, because the mean of its divisors is an integer number (10219460).

Almost surely, 2^74173425 is an apocalyptic number.

74173425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74173425 is a deficient number, since it is larger than the sum of its proper divisors (48460095).

74173425 is a wasteful number, since it uses less digits than its factorization.

74173425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988992 (or 988987 counting only the distinct ones).

The product of its digits is 23520, while the sum is 33.

The square root of 74173425 is about 8612.3994914309. The cubic root of 74173425 is about 420.1613609009.

The spelling of 74173425 in words is "seventy-four million, one hundred seventy-three thousand, four hundred twenty-five".