105532730 has 16 divisors (see below), whose sum is σ = 190538784. Its totient is φ = 42084240.

The previous prime is 105532727. The next prime is 105532747. The reversal of 105532730 is 37235501.

It is a super-2 number, since 2×105532730² = 22274314202505800, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 105532730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12632 + ... + 19251.

It is an arithmetic number, because the mean of its divisors is an integer number (11908674).

Almost surely, 2^105532730 is an apocalyptic number.

105532730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105532730 is a deficient number, since it is larger than the sum of its proper divisors (85006054).

105532730 is a wasteful number, since it uses less digits than its factorization.

105532730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32221.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 105532730 is about 10272.9124400045. The cubic root of 105532730 is about 472.5659118786.

The spelling of 105532730 in words is "one hundred five million, five hundred thirty-two thousand, seven hundred thirty".