23442402 has 8 divisors (see below), whose sum is σ = 46884816. Its totient is φ = 7814132.

The previous prime is 23442401. The next prime is 23442407. The reversal of 23442402 is 20424432.

It is a sphenic number, since it is the product of 3 distinct primes.

23442402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (23442401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1953528 + ... + 1953539.

It is an arithmetic number, because the mean of its divisors is an integer number (5860602).

Almost surely, 2^23442402 is an apocalyptic number.

23442402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23442402 is a wasteful number, since it uses less digits than its factorization.

23442402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3907072.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 23442402 is about 4841.7354326729. The cubic root of 23442402 is about 286.1985108536.

Adding to 23442402 its reverse (20424432), we get a palindrome (43866834).

The spelling of 23442402 in words is "twenty-three million, four hundred forty-two thousand, four hundred two".