234420475 has 12 divisors (see below), whose sum is σ = 291057760. Its totient is φ = 187293600.

The previous prime is 234420467. The next prime is 234420479. The reversal of 234420475 is 574024432.

It is a happy number.

It is not a de Polignac number, because 234420475 - 2³ = 234420467 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (234420479) 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, 15070 + ... + 26380.

Almost surely, 2^234420475 is an apocalyptic number.

234420475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

234420475 is a deficient number, since it is larger than the sum of its proper divisors (56637285).

234420475 is a wasteful number, since it uses less digits than its factorization.

234420475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12150 (or 12145 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 234420475 is about 15310.7960276401. The cubic root of 234420475 is about 616.5928919129.

The spelling of 234420475 in words is "two hundred thirty-four million, four hundred twenty thousand, four hundred seventy-five".