23134550 has 24 divisors (see below), whose sum is σ = 44903376. Its totient is φ = 8851040.

The previous prime is 23134543. The next prime is 23134567. The reversal of 23134550 is 5543132.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

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, 8909 + ... + 11208.

It is an arithmetic number, because the mean of its divisors is an integer number (1870974).

Almost surely, 2^23134550 is an apocalyptic number.

23134550 is a deficient number, since it is larger than the sum of its proper divisors (21768826).

23134550 is a wasteful number, since it uses less digits than its factorization.

23134550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20152 (or 20147 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 23134550 is about 4809.8388746402. The cubic root of 23134550 is about 284.9401741666.

Adding to 23134550 its reverse (5543132), we get a palindrome (28677682).

The spelling of 23134550 in words is "twenty-three million, one hundred thirty-four thousand, five hundred fifty".