302040234 has 24 divisors (see below), whose sum is σ = 665514720. Its totient is φ = 98973288.

The previous prime is 302040229. The next prime is 302040253. The reversal of 302040234 is 432040203.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141142 + ... + 143265.

It is an arithmetic number, because the mean of its divisors is an integer number (27729780).

Almost surely, 2^302040234 is an apocalyptic number.

302040234 is an abundant number, since it is smaller than the sum of its proper divisors (363474486).

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

302040234 is a wasteful number, since it uses less digits than its factorization.

302040234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284474 (or 284471 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 302040234 is about 17379.3047616986. The cubic root of 302040234 is about 670.9470782406.

Adding to 302040234 its reverse (432040203), we get a palindrome (734080437).

The spelling of 302040234 in words is "three hundred two million, forty thousand, two hundred thirty-four".