73507253 has 8 divisors (see below), whose sum is σ = 75721536. Its totient is φ = 71316000.

The previous prime is 73507249. The next prime is 73507261. The reversal of 73507253 is 35270537.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73507253 - 2² = 73507249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73507283) 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, 833 + ... + 12153.

It is an arithmetic number, because the mean of its divisors is an integer number (9465192).

Almost surely, 2^73507253 is an apocalyptic number.

It is an amenable number.

73507253 is a deficient number, since it is larger than the sum of its proper divisors (2214283).

73507253 is a wasteful number, since it uses less digits than its factorization.

73507253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11515.

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 73507253 is about 8573.6370928562. The cubic root of 73507253 is about 418.8997145515.

The spelling of 73507253 in words is "seventy-three million, five hundred seven thousand, two hundred fifty-three".