105542488 has 16 divisors (see below), whose sum is σ = 198684360. Its totient is φ = 52560000.

The previous prime is 105542483. The next prime is 105542509. The reversal of 105542488 is 884245501.

It is a super-2 number, since 2×105542488² = 22278433546460288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105542483) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24273 + ... + 28288.

Almost surely, 2^105542488 is an apocalyptic number.

It is an amenable number.

105542488 is a deficient number, since it is larger than the sum of its proper divisors (93141872).

105542488 is a wasteful number, since it uses less digits than its factorization.

105542488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52818 (or 52814 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 37.

The square root of 105542488 is about 10273.3873673682. The cubic root of 105542488 is about 472.5804765735.

Adding to 105542488 its reverse (884245501), we get a palindrome (989787989).

It can be divided in two parts, 105542 and 488, that added together give a triangular number (106030 = T₄₆₀).

The spelling of 105542488 in words is "one hundred five million, five hundred forty-two thousand, four hundred eighty-eight".