233144152 has 8 divisors (see below), whose sum is σ = 437145300. Its totient is φ = 116572072.

The previous prime is 233144147. The next prime is 233144161. The reversal of 233144152 is 251441332.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×233144152² = 108712391223598208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14571502 + ... + 14571517.

Almost surely, 2^233144152 is an apocalyptic number.

It is an amenable number.

233144152 is a deficient number, since it is larger than the sum of its proper divisors (204001148).

233144152 is a wasteful number, since it uses less digits than its factorization.

233144152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29143025 (or 29143021 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 233144152 is about 15269.0586481289. The cubic root of 233144152 is about 615.4718233557.

Adding to 233144152 its reverse (251441332), we get a palindrome (484585484).

The spelling of 233144152 in words is "two hundred thirty-three million, one hundred forty-four thousand, one hundred fifty-two".