23401000 has 64 divisors (see below), whose sum is σ = 62599680. Its totient is φ = 8020800.

The previous prime is 23400997. The next prime is 23401013. The reversal of 23401000 is 10432.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a plaindrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5329 + ... + 8671.

It is an arithmetic number, because the mean of its divisors is an integer number (978120).

Almost surely, 2^23401000 is an apocalyptic number.

23401000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23401000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31299840).

23401000 is an abundant number, since it is smaller than the sum of its proper divisors (39198680).

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

23401000 is a wasteful number, since it uses less digits than its factorization.

23401000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 23401000 is about 4837.4580101537. The cubic root of 23401000 is about 286.0299249826.

Adding to 23401000 its reverse (10432), we get a palindrome (23411432).

The spelling of 23401000 in words is "twenty-three million, four hundred one thousand".