105271492 has 12 divisors (see below), whose sum is σ = 186049836. Its totient is φ = 52114400.

The previous prime is 105271379. The next prime is 105271499. The reversal of 105271492 is 294172501.

It can be written as a sum of positive squares in 2 ways, for example, as 60435076 + 44836416 = 7774^2 + 6696^2 .

It is a super-2 number, since 2×105271492² = 22164174055812128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105271499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129883 + ... + 130690.

It is an arithmetic number, because the mean of its divisors is an integer number (15504153).

Almost surely, 2^105271492 is an apocalyptic number.

It is an amenable number.

105271492 is a deficient number, since it is larger than the sum of its proper divisors (80778344).

105271492 is a wasteful number, since it uses less digits than its factorization.

105271492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260678 (or 260676 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 105271492 is about 10260.1896668629. The cubic root of 105271492 is about 472.1756563961.

The spelling of 105271492 in words is "one hundred five million, two hundred seventy-one thousand, four hundred ninety-two".