157599 has 16 divisors (see below), whose sum is σ = 252000. Its totient is φ = 96768.

The previous prime is 157579. The next prime is 157627. The reversal of 157599 is 995751.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-157599 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157519) 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, 127 + ... + 575.

It is an arithmetic number, because the mean of its divisors is an integer number (15750).

2¹⁵⁷⁵⁹⁹ is an apocalyptic number.

157599 is a deficient number, since it is larger than the sum of its proper divisors (94401).

157599 is a wasteful number, since it uses less digits than its factorization.

157599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 465 counting only the distinct ones).

The product of its digits is 14175, while the sum is 36.

The square root of 157599 is about 396.9874053418. The cubic root of 157599 is about 54.0154276907.

It can be divided in two parts, 1 and 57599, that added together give a square (57600 = 240²).

The spelling of 157599 in words is "one hundred fifty-seven thousand, five hundred ninety-nine".