23938698 has 64 divisors (see below), whose sum is σ = 57028608. Its totient is φ = 6557760.

The previous prime is 23938693. The next prime is 23938721. The reversal of 23938698 is 89683932.

It is a super-2 number, since 2×23938698² = 1146122523870408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23938693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132168 + ... + 132348.

It is an arithmetic number, because the mean of its divisors is an integer number (891072).

Almost surely, 2^23938698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23938698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28514304).

23938698 is an abundant number, since it is smaller than the sum of its proper divisors (33089910).

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

23938698 is a wasteful number, since it uses less digits than its factorization.

23938698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307.

The product of its digits is 559872, while the sum is 48.

The square root of 23938698 is about 4892.7188760443. The cubic root of 23938698 is about 288.2041135996.

The spelling of 23938698 in words is "twenty-three million, nine hundred thirty-eight thousand, six hundred ninety-eight".