234469645 has 4 divisors (see below), whose sum is σ = 281363580. Its totient is φ = 187575712.

The previous prime is 234469643. The next prime is 234469663. The reversal of 234469645 is 546964432.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 125037124 + 109432521 = 11182^2 + 10461^2 .

It is a cyclic number.

It is not a de Polignac number, because 234469645 - 2¹ = 234469643 is a prime.

It is a super-3 number, since 3×234469645³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234469643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23446960 + ... + 23446969.

It is an arithmetic number, because the mean of its divisors is an integer number (70340895).

Almost surely, 2^234469645 is an apocalyptic number.

It is an amenable number.

234469645 is a deficient number, since it is larger than the sum of its proper divisors (46893935).

234469645 is an equidigital number, since it uses as much as digits as its factorization.

234469645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46893934.

The product of its digits is 622080, while the sum is 43.

The square root of 234469645 is about 15312.4016731537. The cubic root of 234469645 is about 616.6359992865.

The spelling of 234469645 in words is "two hundred thirty-four million, four hundred sixty-nine thousand, six hundred forty-five".