73465320 has 64 divisors (see below), whose sum is σ = 220968000. Its totient is φ = 19539968.

The previous prime is 73465283. The next prime is 73465321. The reversal of 73465320 is 2356437.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (73465321) 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, 78616 + ... + 79544.

It is an arithmetic number, because the mean of its divisors is an integer number (3452625).

Almost surely, 2^73465320 is an apocalyptic number.

It is an amenable number.

73465320 is an abundant number, since it is smaller than the sum of its proper divisors (147502680).

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

73465320 is a wasteful number, since it uses less digits than its factorization.

73465320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602 (or 1598 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 73465320 is about 8571.1912824298. The cubic root of 73465320 is about 418.8200441233.

The spelling of 73465320 in words is "seventy-three million, four hundred sixty-five thousand, three hundred twenty".