23406454 has 4 divisors (see below), whose sum is σ = 35109684. Its totient is φ = 11703226.

The previous prime is 23406437. The next prime is 23406463. The reversal of 23406454 is 45460432.

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

It is a super-3 number, since 3×23406454³ (a number of 23 digits) contains 333 as substring.

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, 5851612 + ... + 5851615.

It is an arithmetic number, because the mean of its divisors is an integer number (8777421).

Almost surely, 2^23406454 is an apocalyptic number.

23406454 is a deficient number, since it is larger than the sum of its proper divisors (11703230).

23406454 is a wasteful number, since it uses less digits than its factorization.

23406454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11703229.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 23406454 is about 4838.0217031345. The cubic root of 23406454 is about 286.0521446318.

Adding to 23406454 its reverse (45460432), we get a palindrome (68866886).

The spelling of 23406454 in words is "twenty-three million, four hundred six thousand, four hundred fifty-four".