23146407 has 6 divisors (see below), whose sum is σ = 33433712. Its totient is φ = 15430932.

The previous prime is 23146393. The next prime is 23146439. The reversal of 23146407 is 70464132.

23146407 is a `hidden beast` number, since 2 + 3 + 14 + 640 + 7 = 666.

It is not a de Polignac number, because 23146407 - 2¹² = 23142311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23146007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1285903 + ... + 1285920.

Almost surely, 2^23146407 is an apocalyptic number.

23146407 is a deficient number, since it is larger than the sum of its proper divisors (10287305).

23146407 is a wasteful number, since it uses less digits than its factorization.

23146407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571829 (or 2571826 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 23146407 is about 4811.0712944208. The cubic root of 23146407 is about 284.9888453621.

The spelling of 23146407 in words is "twenty-three million, one hundred forty-six thousand, four hundred seven".