73240460 has 24 divisors (see below), whose sum is σ = 154383936. Its totient is φ = 29185920.

The previous prime is 73240451. The next prime is 73240469. The reversal of 73240460 is 6404237.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (73240451) and next prime (73240469).

It is not an unprimeable number, because it can be changed into a prime (73240469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1337 + ... + 12176.

It is an arithmetic number, because the mean of its divisors is an integer number (6432664).

Almost surely, 2^73240460 is an apocalyptic number.

It is an amenable number.

73240460 is an abundant number, since it is smaller than the sum of its proper divisors (81143476).

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

73240460 is a wasteful number, since it uses less digits than its factorization.

73240460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13793 (or 13791 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 73240460 is about 8558.0640334132. The cubic root of 73240460 is about 418.3923043307.

Adding to 73240460 its reverse (6404237), we get a palindrome (79644697).

The spelling of 73240460 in words is "seventy-three million, two hundred forty thousand, four hundred sixty".