105542236 has 6 divisors (see below), whose sum is σ = 184698920. Its totient is φ = 52771116.

The previous prime is 105542233. The next prime is 105542257. The reversal of 105542236 is 632245501.

It is a super-2 number, since 2×105542236² = 22278327159759392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105542231) 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 as a sum of consecutive naturals, namely, 13192776 + ... + 13192783.

Almost surely, 2^105542236 is an apocalyptic number.

It is an amenable number.

105542236 is a deficient number, since it is larger than the sum of its proper divisors (79156684).

105542236 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 9 representation: 105542236 = (240532651)₉.

105542236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26385563 (or 26385561 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 105542236 is about 10273.3751026622. The cubic root of 105542236 is about 472.5801004521.

Adding to 105542236 its reverse (632245501), we get a palindrome (737787737).

The spelling of 105542236 in words is "one hundred five million, five hundred forty-two thousand, two hundred thirty-six".