234565988 has 6 divisors (see below), whose sum is σ = 410490486. Its totient is φ = 117282992.

The previous prime is 234565987. The next prime is 234566011. The reversal of 234565988 is 889565432.

It can be written as a sum of positive squares in only one way, i.e., 230371684 + 4194304 = 15178^2 + 2048^2 .

It is a super-2 number, since 2×234565988² = 110042405452832288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234565987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29320745 + ... + 29320752.

It is an arithmetic number, because the mean of its divisors is an integer number (68415081).

Almost surely, 2^234565988 is an apocalyptic number.

It is an amenable number.

234565988 is a deficient number, since it is larger than the sum of its proper divisors (175924498).

234565988 is a wasteful number, since it uses less digits than its factorization.

234565988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58641501 (or 58641499 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 50.

The square root of 234565988 is about 15315.5472641365. The cubic root of 234565988 is about 616.7204457927.

The spelling of 234565988 in words is "two hundred thirty-four million, five hundred sixty-five thousand, nine hundred eighty-eight".