23134290 has 16 divisors (see below), whose sum is σ = 55522368. Its totient is φ = 6169136.

The previous prime is 23134289. The next prime is 23134303. The reversal of 23134290 is 9243132.

It is a self number, because there is not a number n which added to its sum of digits gives 23134290.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385542 + ... + 385601.

It is an arithmetic number, because the mean of its divisors is an integer number (3470148).

Almost surely, 2^23134290 is an apocalyptic number.

23134290 is an abundant number, since it is smaller than the sum of its proper divisors (32388078).

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

23134290 is a wasteful number, since it uses less digits than its factorization.

23134290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771153.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 23134290 is about 4809.8118466318. The cubic root of 23134290 is about 284.9391067196.

The spelling of 23134290 in words is "twenty-three million, one hundred thirty-four thousand, two hundred ninety".