73113225 has 24 divisors (see below), whose sum is σ = 121530912. Its totient is φ = 38784000.

The previous prime is 73113199. The next prime is 73113239. The reversal of 73113225 is 52231137.

It is not a de Polignac number, because 73113225 - 2¹³ = 73105033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73113195 and 73113204.

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, 11950 + ... + 17000.

It is an arithmetic number, because the mean of its divisors is an integer number (5063788).

Almost surely, 2^73113225 is an apocalyptic number.

73113225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73113225 is a deficient number, since it is larger than the sum of its proper divisors (48417687).

73113225 is a wasteful number, since it uses less digits than its factorization.

73113225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5257 (or 5252 counting only the distinct ones).

The product of its digits is 1260, while the sum is 24.

The square root of 73113225 is about 8550.6271699800. The cubic root of 73113225 is about 418.1498836744.

The spelling of 73113225 in words is "seventy-three million, one hundred thirteen thousand, two hundred twenty-five".