40523373 has 12 divisors (see below), whose sum is σ = 63855168. Its totient is φ = 24559560.

The previous prime is 40523363. The next prime is 40523377. The reversal of 40523373 is 37332504.

It is not a de Polignac number, because 40523373 - 2¹⁸ = 40261229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40523377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204565 + ... + 204762.

It is an arithmetic number, because the mean of its divisors is an integer number (5321264).

Almost surely, 2^40523373 is an apocalyptic number.

It is an amenable number.

40523373 is a deficient number, since it is larger than the sum of its proper divisors (23331795).

40523373 is a wasteful number, since it uses less digits than its factorization.

40523373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409344 (or 409341 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 27.

The square root of 40523373 is about 6365.7971221207. The cubic root of 40523373 is about 343.4803227924.

Adding to 40523373 its reverse (37332504), we get a palindrome (77855877).

The spelling of 40523373 in words is "forty million, five hundred twenty-three thousand, three hundred seventy-three".