153228986 has 16 divisors (see below), whose sum is σ = 233694720. Its totient is φ = 75340320.

The previous prime is 153228949. The next prime is 153228991. The reversal of 153228986 is 689822351.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31745 + ... + 36251.

It is an arithmetic number, because the mean of its divisors is an integer number (14605920).

Almost surely, 2^153228986 is an apocalyptic number.

153228986 is a deficient number, since it is larger than the sum of its proper divisors (80465734).

153228986 is a wasteful number, since it uses less digits than its factorization.

153228986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4789.

The product of its digits is 207360, while the sum is 44.

The square root of 153228986 is about 12378.5696265764. The cubic root of 153228986 is about 535.1148162461.

The spelling of 153228986 in words is "one hundred fifty-three million, two hundred twenty-eight thousand, nine hundred eighty-six".