40835573 has 4 divisors (see below), whose sum is σ = 40874028. Its totient is φ = 40797120.

The previous prime is 40835563. The next prime is 40835593. The reversal of 40835573 is 37553804.

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

It can be written as a sum of positive squares in 2 ways, for example, as 35916049 + 4919524 = 5993^2 + 2218^2 .

It is a cyclic number.

It is not a de Polignac number, because 40835573 - 2²⁴ = 24058357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40835533) 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, 17588 + ... + 19773.

It is an arithmetic number, because the mean of its divisors is an integer number (10218507).

Almost surely, 2^40835573 is an apocalyptic number.

It is an amenable number.

40835573 is a deficient number, since it is larger than the sum of its proper divisors (38455).

40835573 is a wasteful number, since it uses less digits than its factorization.

40835573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38454.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 40835573 is about 6390.2717469604. The cubic root of 40835573 is about 344.3601470862.

The spelling of 40835573 in words is "forty million, eight hundred thirty-five thousand, five hundred seventy-three".