50400105 has 32 divisors (see below), whose sum is σ = 94658304. Its totient is φ = 22415616.

The previous prime is 50400083. The next prime is 50400127. The reversal of 50400105 is 50100405.

It is an interprime number because it is at equal distance from previous prime (50400083) and next prime (50400127).

It is not a de Polignac number, because 50400105 - 2⁵ = 50400073 is a prime.

It is a super-2 number, since 2×50400105² = 5080341168022050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2602 + ... + 10371.

It is an arithmetic number, because the mean of its divisors is an integer number (2958072).

Almost surely, 2^50400105 is an apocalyptic number.

It is an amenable number.

50400105 is a deficient number, since it is larger than the sum of its proper divisors (44258199).

50400105 is a wasteful number, since it uses less digits than its factorization.

50400105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13025.

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 50400105 is about 7099.3031348154. The cubic root of 50400105 is about 369.3832066053.

It can be divided in two parts, 50400 and 105, that added together give a palindrome (50505).

The spelling of 50400105 in words is "fifty million, four hundred thousand, one hundred five".