23400133 has 8 divisors (see below), whose sum is σ = 24295680. Its totient is φ = 22513440.

The previous prime is 23400103. The next prime is 23400161. The reversal of 23400133 is 33100432.

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

It is not a de Polignac number, because 23400133 - 2¹³ = 23391941 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 (23400103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3441 + ... + 7657.

It is an arithmetic number, because the mean of its divisors is an integer number (3036960).

Almost surely, 2^23400133 is an apocalyptic number.

It is an amenable number.

23400133 is a deficient number, since it is larger than the sum of its proper divisors (895547).

23400133 is a wasteful number, since it uses less digits than its factorization.

23400133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4427.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 23400133 is about 4837.3683961427. The cubic root of 23400133 is about 286.0263924981.

Adding to 23400133 its reverse (33100432), we get a palindrome (56500565).

The spelling of 23400133 in words is "twenty-three million, four hundred thousand, one hundred thirty-three".