73124250 has 32 divisors (see below), whose sum is σ = 182520000. Its totient is φ = 19499600.

The previous prime is 73124243. The next prime is 73124251. The reversal of 73124250 is 5242137.

It is a self number, because there is not a number n which added to its sum of digits gives 73124250.

It is not an unprimeable number, because it can be changed into a prime (73124251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48000 + ... + 49499.

It is an arithmetic number, because the mean of its divisors is an integer number (5703750).

Almost surely, 2^73124250 is an apocalyptic number.

73124250 is an abundant number, since it is smaller than the sum of its proper divisors (109395750).

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

73124250 is a wasteful number, since it uses less digits than its factorization.

73124250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97519 (or 97509 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 73124250 is about 8551.2718352301. The cubic root of 73124250 is about 418.1709007146.

Adding to 73124250 its reverse (5242137), we get a palindrome (78366387).

The spelling of 73124250 in words is "seventy-three million, one hundred twenty-four thousand, two hundred fifty".