40502343 has 16 divisors (see below), whose sum is σ = 62092800. Its totient is φ = 23003616.

The previous prime is 40502339. The next prime is 40502351. The reversal of 40502343 is 34320504.

It is a happy number.

It is not a de Polignac number, because 40502343 - 2² = 40502339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40502303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2268 + ... + 9281.

It is an arithmetic number, because the mean of its divisors is an integer number (3880800).

Almost surely, 2^40502343 is an apocalyptic number.

40502343 is a deficient number, since it is larger than the sum of its proper divisors (21590457).

40502343 is a wasteful number, since it uses less digits than its factorization.

40502343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11726.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 40502343 is about 6364.1451114820. The cubic root of 40502343 is about 343.4208950222.

Adding to 40502343 its reverse (34320504), we get a palindrome (74822847).

The spelling of 40502343 in words is "forty million, five hundred two thousand, three hundred forty-three".