73585740 has 48 divisors (see below), whose sum is σ = 215002368. Its totient is φ = 18769344.

The previous prime is 73585739. The next prime is 73585747. The reversal of 73585740 is 4758537.

It is a super-2 number, since 2×73585740² = 10829722262695200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73585747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25282 + ... + 28041.

It is an arithmetic number, because the mean of its divisors is an integer number (4479216).

Almost surely, 2^73585740 is an apocalyptic number.

It is an amenable number.

73585740 is an abundant number, since it is smaller than the sum of its proper divisors (141416628).

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

73585740 is a wasteful number, since it uses less digits than its factorization.

73585740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53358 (or 53356 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 73585740 is about 8578.2131006405. The cubic root of 73585740 is about 419.0487542070.

The spelling of 73585740 in words is "seventy-three million, five hundred eighty-five thousand, seven hundred forty".