23901494 has 4 divisors (see below), whose sum is σ = 35852244. Its totient is φ = 11950746.

The previous prime is 23901469. The next prime is 23901497. The reversal of 23901494 is 49410932.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23901494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23901497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5975372 + ... + 5975375.

It is an arithmetic number, because the mean of its divisors is an integer number (8963061).

Almost surely, 2^23901494 is an apocalyptic number.

23901494 is a deficient number, since it is larger than the sum of its proper divisors (11950750).

23901494 is a wasteful number, since it uses less digits than its factorization.

23901494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11950749.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 23901494 is about 4888.9154216452. The cubic root of 23901494 is about 288.0547333603.

The spelling of 23901494 in words is "twenty-three million, nine hundred one thousand, four hundred ninety-four".