73654425 has 72 divisors (see below), whose sum is σ = 143871000. Its totient is φ = 36017280.

The previous prime is 73654411. The next prime is 73654459. The reversal of 73654425 is 52445637.

73654425 = 288² + 289² + ... + 625².

It can be written as a sum of positive squares in 12 ways, for example, as 71774784 + 1879641 = 8472^2 + 1371^2 .

It is not a de Polignac number, because 73654425 - 2⁷ = 73654297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73654425.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 494251 + ... + 494399.

Almost surely, 2^73654425 is an apocalyptic number.

73654425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73654425 is a deficient number, since it is larger than the sum of its proper divisors (70216575).

73654425 is a wasteful number, since it uses less digits than its factorization.

73654425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 170 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 73654425 is about 8582.2156230195. The cubic root of 73654425 is about 419.1790938316.

The spelling of 73654425 in words is "seventy-three million, six hundred fifty-four thousand, four hundred twenty-five".