40323304 has 16 divisors (see below), whose sum is σ = 86407200. Its totient is φ = 17281392.

The previous prime is 40323299. The next prime is 40323307. The reversal of 40323304 is 40332304.

It is not an unprimeable number, because it can be changed into a prime (40323307) 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, 359974 + ... + 360085.

It is an arithmetic number, because the mean of its divisors is an integer number (5400450).

Almost surely, 2^40323304 is an apocalyptic number.

It is an amenable number.

40323304 is an abundant number, since it is smaller than the sum of its proper divisors (46083896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40323304 is a wasteful number, since it uses less digits than its factorization.

40323304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720072 (or 720068 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 40323304 is about 6350.0633067710. The cubic root of 40323304 is about 342.9141214166.

Adding to 40323304 its reverse (40332304), we get a palindrome (80655608).

The spelling of 40323304 in words is "forty million, three hundred twenty-three thousand, three hundred four".