234992736 has 72 divisors (see below), whose sum is σ = 729021384. Its totient is φ = 71208960.

The previous prime is 234992731. The next prime is 234992743. The reversal of 234992736 is 637299432.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 234992691 and 234992700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234992731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33921 + ... + 40256.

It is an arithmetic number, because the mean of its divisors is an integer number (10125297).

Almost surely, 2^234992736 is an apocalyptic number.

It is an amenable number.

234992736 is an abundant number, since it is smaller than the sum of its proper divisors (494028648).

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

234992736 is a wasteful number, since it uses less digits than its factorization.

234992736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74204 (or 74193 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 234992736 is about 15329.4727893689. The cubic root of 234992736 is about 617.0942208879.

The spelling of 234992736 in words is "two hundred thirty-four million, nine hundred ninety-two thousand, seven hundred thirty-six".