152899994 has 8 divisors (see below), whose sum is σ = 246992340. Its totient is φ = 70569216.

The previous prime is 152899993. The next prime is 152900039. The reversal of 152899994 is 499998251.

It can be written as a sum of positive squares in 2 ways, for example, as 147306769 + 5593225 = 12137^2 + 2365^2 .

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

It is not an unprimeable number, because it can be changed into a prime (152899993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2940359 + ... + 2940410.

Almost surely, 2^152899994 is an apocalyptic number.

152899994 is a deficient number, since it is larger than the sum of its proper divisors (94092346).

152899994 is a wasteful number, since it uses less digits than its factorization.

152899994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5880784.

The product of its digits is 2099520, while the sum is 56.

The square root of 152899994 is about 12365.2737131048. The cubic root of 152899994 is about 534.7315670878.

The spelling of 152899994 in words is "one hundred fifty-two million, eight hundred ninety-nine thousand, nine hundred ninety-four".