153397233 has 40 divisors (see below), whose sum is σ = 252473760. Its totient is φ = 92041920.

The previous prime is 153397229. The next prime is 153397259. The reversal of 153397233 is 332793351.

153397233 is a `hidden beast` number, since 1 + 533 + 97 + 2 + 33 = 666.

153397233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 153397233 - 2² = 153397229 is a prime.

It is a super-2 number, since 2×153397233² = 47061422184112578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (153397213) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 94533 + ... + 96141.

It is an arithmetic number, because the mean of its divisors is an integer number (6311844).

Almost surely, 2^153397233 is an apocalyptic number.

It is an amenable number.

153397233 is a deficient number, since it is larger than the sum of its proper divisors (99076527).

153397233 is a wasteful number, since it uses less digits than its factorization.

153397233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739 (or 1730 counting only the distinct ones).

The product of its digits is 51030, while the sum is 36.

The square root of 153397233 is about 12385.3636603856. The cubic root of 153397233 is about 535.3105984609.

It can be divided in two parts, 153 and 397233, that added together give a triangular number (397386 = T₈₉₁).

The spelling of 153397233 in words is "one hundred fifty-three million, three hundred ninety-seven thousand, two hundred thirty-three".