23438146 has 8 divisors (see below), whose sum is σ = 35196480. Its totient is φ = 11705988.

The previous prime is 23438123. The next prime is 23438167. The reversal of 23438146 is 64183432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4126 + ... + 7993.

It is an arithmetic number, because the mean of its divisors is an integer number (4399560).

Almost surely, 2^23438146 is an apocalyptic number.

23438146 is a deficient number, since it is larger than the sum of its proper divisors (11758334).

23438146 is a wasteful number, since it uses less digits than its factorization.

23438146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13088.

The product of its digits is 13824, while the sum is 31.

The square root of 23438146 is about 4841.2959008927. The cubic root of 23438146 is about 286.1811898956.

The spelling of 23438146 in words is "twenty-three million, four hundred thirty-eight thousand, one hundred forty-six".