234090432 has 56 divisors (see below), whose sum is σ = 688187600. Its totient is φ = 78029568.

The previous prime is 234090419. The next prime is 234090433.

It is a happy number.

234090432 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 234090396 and 234090405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234090433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66007 + ... + 69462.

Almost surely, 2^234090432 is an apocalyptic number.

It is an amenable number.

234090432 is an abundant number, since it is smaller than the sum of its proper divisors (454097168).

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

234090432 is a wasteful number, since it uses less digits than its factorization.

234090432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135490 (or 135474 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 234090432 is about 15300.0141176405. The cubic root of 234090432 is about 616.3033868446.

The spelling of 234090432 in words is "two hundred thirty-four million, ninety thousand, four hundred thirty-two".