40862 has 4 divisors (see below), whose sum is σ = 61296. Its totient is φ = 20430.

The previous prime is 40853. The next prime is 40867. The reversal of 40862 is 26804.

It is a semiprime because it is the product of two primes.

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 40862.

It is not an unprimeable number, because it can be changed into a prime (40867) by changing a digit.

40862 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, 10214 + ... + 10217.

It is an arithmetic number, because the mean of its divisors is an integer number (15324).

2⁴⁰⁸⁶² is an apocalyptic number.

40862 is a deficient number, since it is larger than the sum of its proper divisors (20434).

40862 is a wasteful number, since it uses less digits than its factorization.

40862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20433.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 40862 is about 202.1435133760. The cubic root of 40862 is about 34.4434416018.

The spelling of 40862 in words is "forty thousand, eight hundred sixty-two".