234579009 has 16 divisors (see below), whose sum is σ = 360736640. Its totient is φ = 132814080.

The previous prime is 234578987. The next prime is 234579019. The reversal of 234579009 is 900975432.

It is not a de Polignac number, because 234579009 - 2⁹ = 234578497 is a prime.

It is a super-2 number, since 2×234579009² = 110054622926844162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234579019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48952 + ... + 53529.

It is an arithmetic number, because the mean of its divisors is an integer number (22546040).

Almost surely, 2^234579009 is an apocalyptic number.

It is an amenable number.

234579009 is a deficient number, since it is larger than the sum of its proper divisors (126157631).

234579009 is a wasteful number, since it uses less digits than its factorization.

234579009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102600.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 234579009 is about 15315.9723491524. The cubic root of 234579009 is about 616.7318571777.

The spelling of 234579009 in words is "two hundred thirty-four million, five hundred seventy-nine thousand, nine".