234609451 has 4 divisors (see below), whose sum is σ = 234918504. Its totient is φ = 234300400.

The previous prime is 234609439. The next prime is 234609493. The reversal of 234609451 is 154906432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 234609451 - 2¹³ = 234601259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234600451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153385 + ... + 154906.

It is an arithmetic number, because the mean of its divisors is an integer number (58729626).

Almost surely, 2^234609451 is an apocalyptic number.

234609451 is a deficient number, since it is larger than the sum of its proper divisors (309053).

234609451 is an equidigital number, since it uses as much as digits as its factorization.

234609451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309052.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 234609451 is about 15316.9661160427. The cubic root of 234609451 is about 616.7585343858.

The spelling of 234609451 in words is "two hundred thirty-four million, six hundred nine thousand, four hundred fifty-one".