74984625 has 24 divisors (see below), whose sum is σ = 135174312. Its totient is φ = 39991200.

The previous prime is 74984597. The next prime is 74984639. The reversal of 74984625 is 52648947.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22581504 + 52403121 = 4752^2 + 7239^2 .

It is not a de Polignac number, because 74984625 - 2²¹ = 72887473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32202 + ... + 34451.

It is an arithmetic number, because the mean of its divisors is an integer number (5632263).

Almost surely, 2^74984625 is an apocalyptic number.

74984625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74984625 is a deficient number, since it is larger than the sum of its proper divisors (60189687).

74984625 is a wasteful number, since it uses less digits than its factorization.

74984625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66674 (or 66661 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 74984625 is about 8659.3663163074. The cubic root of 74984625 is about 421.6875133987.

The spelling of 74984625 in words is "seventy-four million, nine hundred eighty-four thousand, six hundred twenty-five".