234735690 has 64 divisors (see below), whose sum is σ = 677744640. Its totient is φ = 50829120.

The previous prime is 234735679. The next prime is 234735713. The reversal of 234735690 is 96537432.

It is a super-2 number, since 2×234735690² = 110201688319552200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25426 + ... + 33405.

It is an arithmetic number, because the mean of its divisors is an integer number (10589760).

Almost surely, 2^234735690 is an apocalyptic number.

234735690 is an abundant number, since it is smaller than the sum of its proper divisors (443008950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234735690 is a wasteful number, since it uses less digits than its factorization.

234735690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58867.

The product of its (nonzero) digits is 136080, while the sum is 39.

The square root of 234735690 is about 15321.0864497267. The cubic root of 234735690 is about 616.8691366649.

The spelling of 234735690 in words is "two hundred thirty-four million, seven hundred thirty-five thousand, six hundred ninety".