105913506 has 8 divisors (see below), whose sum is σ = 211827024. Its totient is φ = 35304500.

The previous prime is 105913487. The next prime is 105913517. The reversal of 105913506 is 605319501.

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

105913506 is an admirable number.

It is a super-2 number, since 2×105913506² = 22435341506424072, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8826120 + ... + 8826131.

It is an arithmetic number, because the mean of its divisors is an integer number (26478378).

Almost surely, 2^105913506 is an apocalyptic number.

105913506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105913506 is a wasteful number, since it uses less digits than its factorization.

105913506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17652256.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 105913506 is about 10291.4287637820. The cubic root of 105913506 is about 473.1335897058.

The spelling of 105913506 in words is "one hundred five million, nine hundred thirteen thousand, five hundred six".