23455554 has 32 divisors (see below), whose sum is σ = 48333120. Its totient is φ = 7584192.

The previous prime is 23455543. The next prime is 23455559. The reversal of 23455554 is 45555432.

It is not an unprimeable number, because it can be changed into a prime (23455559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58884 + ... + 59280.

It is an arithmetic number, because the mean of its divisors is an integer number (1510410).

Almost surely, 2^23455554 is an apocalyptic number.

23455554 is an abundant number, since it is smaller than the sum of its proper divisors (24877566).

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

23455554 is a wasteful number, since it uses less digits than its factorization.

23455554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its digits is 60000, while the sum is 33.

The square root of 23455554 is about 4843.0934329207. The cubic root of 23455554 is about 286.2520232754.

The spelling of 23455554 in words is "twenty-three million, four hundred fifty-five thousand, five hundred fifty-four".