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40892 = 2210223
BaseRepresentation
bin1001111110111100
32002002112
421332330
52302032
6513152
7230135
oct117674
962075
1040892
11287a5
121b7b8
13157c7
1410c8c
15c1b2
hex9fbc

40892 has 6 divisors (see below), whose sum is σ = 71568. Its totient is φ = 20444.

The previous prime is 40883. The next prime is 40897. The reversal of 40892 is 29804.

40892 is nontrivially palindromic in base 5.

It is a super-3 number, since 3×408923 = 205133368236864, which contains 333 as substring.

It is an Ulam number.

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 40892.

It is not an unprimeable number, because it can be changed into a prime (40897) by changing a digit.

40892 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5108 + ... + 5115.

It is an arithmetic number, because the mean of its divisors is an integer number (11928).

240892 is an apocalyptic number.

It is an amenable number.

40892 is a deficient number, since it is larger than the sum of its proper divisors (30676).

40892 is a wasteful number, since it uses less digits than its factorization.

40892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10227 (or 10225 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 40892 is about 202.2177044672. The cubic root of 40892 is about 34.4518687507.

The spelling of 40892 in words is "forty thousand, eight hundred ninety-two".

Divisors: 1 2 4 10223 20446 40892