105699542 has 16 divisors (see below), whose sum is σ = 172509792. Its totient is φ = 48280320.

The previous prime is 105699541. The next prime is 105699563. The reversal of 105699542 is 245996501.

It is a super-2 number, since 2×105699542² = 22344786358019528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105699542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105699541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18434 + ... + 23477.

It is an arithmetic number, because the mean of its divisors is an integer number (10781862).

Almost surely, 2^105699542 is an apocalyptic number.

105699542 is a deficient number, since it is larger than the sum of its proper divisors (66810250).

105699542 is a wasteful number, since it uses less digits than its factorization.

105699542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42023.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 105699542 is about 10281.0282559674. The cubic root of 105699542 is about 472.8147704298.

The spelling of 105699542 in words is "one hundred five million, six hundred ninety-nine thousand, five hundred forty-two".