73554425 has 24 divisors (see below), whose sum is σ = 104606400. Its totient is φ = 50258880.

The previous prime is 73554379. The next prime is 73554443. The reversal of 73554425 is 52445537.

It is not a de Polignac number, because 73554425 - 2¹² = 73550329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

Its product of digits (84000) is a multiple of the sum of its prime divisors (1500).

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, 65771 + ... + 66879.

It is an arithmetic number, because the mean of its divisors is an integer number (4358600).

Almost surely, 2^73554425 is an apocalyptic number.

It is an amenable number.

73554425 is a deficient number, since it is larger than the sum of its proper divisors (31051975).

73554425 is a wasteful number, since it uses less digits than its factorization.

73554425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505 (or 1500 counting only the distinct ones).

The product of its digits is 84000, while the sum is 35.

The square root of 73554425 is about 8576.3876428249. The cubic root of 73554425 is about 418.9893025903.

The spelling of 73554425 in words is "seventy-three million, five hundred fifty-four thousand, four hundred twenty-five".