23735438 has 4 divisors (see below), whose sum is σ = 35603160. Its totient is φ = 11867718.

The previous prime is 23735419. The next prime is 23735443. The reversal of 23735438 is 83453732.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 23735398 and 23735407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5933858 + ... + 5933861.

It is an arithmetic number, because the mean of its divisors is an integer number (8900790).

Almost surely, 2^23735438 is an apocalyptic number.

23735438 is a deficient number, since it is larger than the sum of its proper divisors (11867722).

23735438 is a wasteful number, since it uses less digits than its factorization.

23735438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11867721.

The product of its digits is 60480, while the sum is 35.

The square root of 23735438 is about 4871.9029136468. The cubic root of 23735438 is about 287.3860942597.

The spelling of 23735438 in words is "twenty-three million, seven hundred thirty-five thousand, four hundred thirty-eight".