73467730 has 32 divisors (see below), whose sum is σ = 156349440. Its totient is φ = 24319680.

The previous prime is 73467689. The next prime is 73467739. The reversal of 73467730 is 3776437.

It is a self number, because there is not a number n which added to its sum of digits gives 73467730.

It is not an unprimeable number, because it can be changed into a prime (73467739) 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, 16066 + ... + 20125.

It is an arithmetic number, because the mean of its divisors is an integer number (4885920).

Almost surely, 2^73467730 is an apocalyptic number.

73467730 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

73467730 is an abundant number, since it is smaller than the sum of its proper divisors (82881710).

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

73467730 is a wasteful number, since it uses less digits than its factorization.

73467730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36234.

The product of its (nonzero) digits is 74088, while the sum is 37.

The square root of 73467730 is about 8571.3318685021. The cubic root of 73467730 is about 418.8246238137.

The spelling of 73467730 in words is "seventy-three million, four hundred sixty-seven thousand, seven hundred thirty".