73047264 has 48 divisors (see below), whose sum is σ = 200092032. Its totient is φ = 23289728.

The previous prime is 73047263. The next prime is 73047269. The reversal of 73047264 is 46274037.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73047263) 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, 14334 + ... + 18749.

It is an arithmetic number, because the mean of its divisors is an integer number (4168584).

Almost surely, 2^73047264 is an apocalyptic number.

It is an amenable number.

73047264 is an abundant number, since it is smaller than the sum of its proper divisors (127044768).

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

73047264 is a wasteful number, since it uses less digits than its factorization.

73047264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33119 (or 33111 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 73047264 is about 8546.7692141534. The cubic root of 73047264 is about 418.0240975706.

The spelling of 73047264 in words is "seventy-three million, forty-seven thousand, two hundred sixty-four".