40105304 has 16 divisors (see below), whose sum is σ = 76431120. Its totient is φ = 19723680.

The previous prime is 40105291. The next prime is 40105319. The reversal of 40105304 is 40350104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40604 + ... + 41579.

It is an arithmetic number, because the mean of its divisors is an integer number (4776945).

Almost surely, 2^40105304 is an apocalyptic number.

It is an amenable number.

40105304 is a deficient number, since it is larger than the sum of its proper divisors (36325816).

40105304 is a wasteful number, since it uses less digits than its factorization.

40105304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82250 (or 82246 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40105304 is about 6332.8748605985. The cubic root of 40105304 is about 342.2950385399.

Adding to 40105304 its reverse (40350104), we get a palindrome (80455408).

The spelling of 40105304 in words is "forty million, one hundred five thousand, three hundred four".