105402044 has 24 divisors (see below), whose sum is σ = 211814400. Its totient is φ = 45388080.

The previous prime is 105402007. The next prime is 105402071. The reversal of 105402044 is 440204501.

It is a super-2 number, since 2×105402044² = 22219181758755872, which contains 22 as substring.

It is a congruent number.

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, 62204 + ... + 63875.

It is an arithmetic number, because the mean of its divisors is an integer number (8825600).

Almost surely, 2^105402044 is an apocalyptic number.

It is an amenable number.

105402044 is an abundant number, since it is smaller than the sum of its proper divisors (106412356).

105402044 is a wasteful number, since it uses less digits than its factorization.

105402044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126113 (or 126111 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 105402044 is about 10266.5497612392. The cubic root of 105402044 is about 472.3707646518.

Adding to 105402044 its reverse (440204501), we get a palindrome (545606545).

The spelling of 105402044 in words is "one hundred five million, four hundred two thousand, forty-four".