23436798 has 48 divisors (see below), whose sum is σ = 59491584. Its totient is φ = 6086640.

The previous prime is 23436797. The next prime is 23436841. The reversal of 23436798 is 89763432.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23436797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390 + ... + 6857.

It is an arithmetic number, because the mean of its divisors is an integer number (1239408).

Almost surely, 2^23436798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23436798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29745792).

23436798 is an abundant number, since it is smaller than the sum of its proper divisors (36054786).

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

23436798 is a wasteful number, since it uses less digits than its factorization.

23436798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7277 (or 7270 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 23436798 is about 4841.1566799681. The cubic root of 23436798 is about 286.1757034031.

The spelling of 23436798 in words is "twenty-three million, four hundred thirty-six thousand, seven hundred ninety-eight".