234961920 has 132 divisors (see below), whose sum is σ = 814296600. Its totient is φ = 62644224.

The previous prime is 234961871. The next prime is 234962003. The reversal of 234961920 is 29169432.

234961920 is a `hidden beast` number, since 2 + 34 + 9 + 619 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43531 + ... + 48629.

Almost surely, 2^234961920 is an apocalyptic number.

234961920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234961920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407148300).

234961920 is an abundant number, since it is smaller than the sum of its proper divisors (579334680).

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

234961920 is a wasteful number, since it uses less digits than its factorization.

234961920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130 (or 5109 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 234961920 is about 15328.4676337852. The cubic root of 234961920 is about 617.0672452926.

The spelling of 234961920 in words is "two hundred thirty-four million, nine hundred sixty-one thousand, nine hundred twenty".