73397601 has 6 divisors (see below), whose sum is σ = 106018770. Its totient is φ = 48931728.

The previous prime is 73397591. The next prime is 73397641. The reversal of 73397601 is 10679337.

It can be written as a sum of positive squares in only one way, i.e., 53363025 + 20034576 = 7305^2 + 4476^2 .

It is not a de Polignac number, because 73397601 - 2⁶ = 73397537 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73397641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4077636 + ... + 4077653.

It is an arithmetic number, because the mean of its divisors is an integer number (17669795).

Almost surely, 2^73397601 is an apocalyptic number.

It is an amenable number.

73397601 is a deficient number, since it is larger than the sum of its proper divisors (32621169).

73397601 is a wasteful number, since it uses less digits than its factorization.

73397601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8155295 (or 8155292 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 73397601 is about 8567.2399873005. The cubic root of 73397601 is about 418.6913176549.

The spelling of 73397601 in words is "seventy-three million, three hundred ninety-seven thousand, six hundred one".