40573343 has 4 divisors (see below), whose sum is σ = 40589640. Its totient is φ = 40557048.

The previous prime is 40573333. The next prime is 40573363. The reversal of 40573343 is 34337504.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40573343 - 2⁶ = 40573279 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 (40573333) 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, 3548 + ... + 9681.

It is an arithmetic number, because the mean of its divisors is an integer number (10147410).

Almost surely, 2^40573343 is an apocalyptic number.

40573343 is a deficient number, since it is larger than the sum of its proper divisors (16297).

40573343 is a wasteful number, since it uses less digits than its factorization.

40573343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16296.

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 40573343 is about 6369.7207945090. The cubic root of 40573343 is about 343.6214484387.

The spelling of 40573343 in words is "forty million, five hundred seventy-three thousand, three hundred forty-three".