105427942 has 16 divisors (see below), whose sum is σ = 160277040. Its totient is φ = 52005888.

The previous prime is 105427937. The next prime is 105427951. The reversal of 105427942 is 249724501.

It is a super-2 number, since 2×105427942² = 22230101908710728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105427898 and 105427907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80638 + ... + 81934.

It is an arithmetic number, because the mean of its divisors is an integer number (10017315).

Almost surely, 2^105427942 is an apocalyptic number.

105427942 is a deficient number, since it is larger than the sum of its proper divisors (54849098).

105427942 is a wasteful number, since it uses less digits than its factorization.

105427942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 105427942 is about 10267.8109643682. The cubic root of 105427942 is about 472.4094497215.

The spelling of 105427942 in words is "one hundred five million, four hundred twenty-seven thousand, nine hundred forty-two".