23323542 has 32 divisors (see below), whose sum is σ = 52268544. Its totient is φ = 6876000.

The previous prime is 23323537. The next prime is 23323543. The reversal of 23323542 is 24532332.

It is a super-2 number, since 2×23323542² = 1087975222851528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323543) 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, 2334 + ... + 7217.

It is an arithmetic number, because the mean of its divisors is an integer number (1633392).

Almost surely, 2^23323542 is an apocalyptic number.

23323542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23323542 is an abundant number, since it is smaller than the sum of its proper divisors (28945002).

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

23323542 is a wasteful number, since it uses less digits than its factorization.

23323542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9604.

The product of its digits is 4320, while the sum is 24.

The square root of 23323542 is about 4829.4453097638. The cubic root of 23323542 is about 285.7139869759.

Adding to 23323542 its reverse (24532332), we get a palindrome (47855874).

The spelling of 23323542 in words is "twenty-three million, three hundred twenty-three thousand, five hundred forty-two".