73450125 has 64 divisors (see below), whose sum is σ = 155251200. Its totient is φ = 33566400.

The previous prime is 73450121. The next prime is 73450133. The reversal of 73450125 is 52105437.

It is a happy number.

It is not a de Polignac number, because 73450125 - 2² = 73450121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73450121) 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, 22071 + ... + 25179.

It is an arithmetic number, because the mean of its divisors is an integer number (2425800).

Almost surely, 2^73450125 is an apocalyptic number.

73450125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73450125 is an abundant number, since it is smaller than the sum of its proper divisors (81801075).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73450125 is a wasteful number, since it uses less digits than its factorization.

73450125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140 (or 3124 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 73450125 is about 8570.3048370522. The cubic root of 73450125 is about 418.7911669634.

The spelling of 73450125 in words is "seventy-three million, four hundred fifty thousand, one hundred twenty-five".