40104615 has 16 divisors (see below), whose sum is σ = 67942368. Its totient is φ = 20130816.

The previous prime is 40104613. The next prime is 40104653. The reversal of 40104615 is 51640104.

It is not a de Polignac number, because 40104615 - 2¹ = 40104613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40104591 and 40104600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40104613) 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, 78382 + ... + 78891.

It is an arithmetic number, because the mean of its divisors is an integer number (4246398).

Almost surely, 2^40104615 is an apocalyptic number.

40104615 is a deficient number, since it is larger than the sum of its proper divisors (27837753).

40104615 is a wasteful number, since it uses less digits than its factorization.

40104615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157298.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 40104615 is about 6332.8204616900. The cubic root of 40104615 is about 342.2930783450.

Adding to 40104615 its reverse (51640104), we get a palindrome (91744719).

The spelling of 40104615 in words is "forty million, one hundred four thousand, six hundred fifteen".