40534 has 8 divisors (see below), whose sum is σ = 65520. Its totient is φ = 18696.

The previous prime is 40531. The next prime is 40543. The reversal of 40534 is 43504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40531) 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, 754 + ... + 805.

It is an arithmetic number, because the mean of its divisors is an integer number (8190).

2⁴⁰⁵³⁴ is an apocalyptic number.

40534 is a deficient number, since it is larger than the sum of its proper divisors (24986).

40534 is a wasteful number, since it uses less digits than its factorization.

40534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 40534 is about 201.3305739325. The cubic root of 40534 is about 34.3510345354.

The spelling of 40534 in words is "forty thousand, five hundred thirty-four".