74273625 has 64 divisors (see below), whose sum is σ = 140025600. Its totient is φ = 38836800.

The previous prime is 74273593. The next prime is 74273627. The reversal of 74273625 is 52637247.

It is a happy number.

74273625 is a `hidden beast` number, since 7 + 4 + 27 + 3 + 625 = 666.

It is not a de Polignac number, because 74273625 - 2⁵ = 74273593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74273625.

It is not an unprimeable number, because it can be changed into a prime (74273627) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198939 + ... + 199311.

It is an arithmetic number, because the mean of its divisors is an integer number (2187900).

Almost surely, 2^74273625 is an apocalyptic number.

74273625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74273625 is a deficient number, since it is larger than the sum of its proper divisors (65751975).

74273625 is a wasteful number, since it uses less digits than its factorization.

74273625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 440 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 74273625 is about 8618.2147223192. The cubic root of 74273625 is about 420.3504727696.

The spelling of 74273625 in words is "seventy-four million, two hundred seventy-three thousand, six hundred twenty-five".