40343793 has 8 divisors (see below), whose sum is σ = 61476288. Its totient is φ = 23053584.

The previous prime is 40343767. The next prime is 40343837. The reversal of 40343793 is 39734304.

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

It is not a de Polignac number, because 40343793 - 2⁶ = 40343729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40343293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960546 + ... + 960587.

It is an arithmetic number, because the mean of its divisors is an integer number (7684536).

Almost surely, 2^40343793 is an apocalyptic number.

It is an amenable number.

40343793 is a deficient number, since it is larger than the sum of its proper divisors (21132495).

40343793 is a wasteful number, since it uses less digits than its factorization.

40343793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921143.

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 40343793 is about 6351.6763928903. The cubic root of 40343793 is about 342.9721918710.

The spelling of 40343793 in words is "forty million, three hundred forty-three thousand, seven hundred ninety-three".