73330157 has 8 divisors (see below), whose sum is σ = 74489016. Its totient is φ = 72179712.

The previous prime is 73330133. The next prime is 73330171. The reversal of 73330157 is 75103337.

It can be written as a sum of positive squares in 4 ways, for example, as 11062276 + 62267881 = 3326^2 + 7891^2 .

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 73330157 - 2¹⁸ = 73068013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73330457) 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, 16763 + ... + 20679.

It is an arithmetic number, because the mean of its divisors is an integer number (9311127).

Almost surely, 2^73330157 is an apocalyptic number.

It is an amenable number.

73330157 is a deficient number, since it is larger than the sum of its proper divisors (1158859).

73330157 is a wasteful number, since it uses less digits than its factorization.

73330157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207.

The product of its (nonzero) digits is 6615, while the sum is 29.

The square root of 73330157 is about 8563.3029258575. The cubic root of 73330157 is about 418.5630352111.

The spelling of 73330157 in words is "seventy-three million, three hundred thirty thousand, one hundred fifty-seven".