109492 has 12 divisors (see below), whose sum is σ = 198016. Its totient is φ = 52920.

The previous prime is 109481. The next prime is 109507. The reversal of 109492 is 294901.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

109492 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318 + ... + 565.

2¹⁰⁹⁴⁹² is an apocalyptic number.

It is an amenable number.

109492 is a deficient number, since it is larger than the sum of its proper divisors (88524).

109492 is a wasteful number, since it uses less digits than its factorization.

109492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918 (or 916 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 109492 is about 330.8957539770. The cubic root of 109492 is about 47.8403259076.

It can be divided in two parts, 109 and 492, that multiplied together give a triangular number (53628 = T₃₂₇).

The spelling of 109492 in words is "one hundred nine thousand, four hundred ninety-two".