234989566 has 32 divisors (see below), whose sum is σ = 418452480. Its totient is φ = 96880416.

The previous prime is 234989563. The next prime is 234989611. The reversal of 234989566 is 665989432.

It is a super-2 number, since 2×234989566² = 110440192257736712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234989563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35796 + ... + 41848.

It is an arithmetic number, because the mean of its divisors is an integer number (13076640).

Almost surely, 2^234989566 is an apocalyptic number.

234989566 is a deficient number, since it is larger than the sum of its proper divisors (183462914).

234989566 is a wasteful number, since it uses less digits than its factorization.

234989566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6168.

The product of its digits is 2799360, while the sum is 52.

The square root of 234989566 is about 15329.3693934225. The cubic root of 234989566 is about 617.0914460539.

The spelling of 234989566 in words is "two hundred thirty-four million, nine hundred eighty-nine thousand, five hundred sixty-six".