40692 has 12 divisors (see below), whose sum is σ = 94976. Its totient is φ = 13560.

The previous prime is 40639. The next prime is 40693. The reversal of 40692 is 29604.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 40692.

It is not an unprimeable number, because it can be changed into a prime (40693) by changing a digit.

40692 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, 1684 + ... + 1707.

2⁴⁰⁶⁹² is an apocalyptic number.

It is an amenable number.

40692 is an abundant number, since it is smaller than the sum of its proper divisors (54284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47488).

40692 is a wasteful number, since it uses less digits than its factorization.

40692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398 (or 3396 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 40692 is about 201.7225817800. The cubic root of 40692 is about 34.3956096795.

The spelling of 40692 in words is "forty thousand, six hundred ninety-two".