40240115 has 8 divisors (see below), whose sum is σ = 48326208. Its totient is φ = 32166720.

The previous prime is 40240093. The next prime is 40240129. The reversal of 40240115 is 51104204.

40240115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40240115 - 2¹² = 40236019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40240093 and 40240102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6470 + ... + 11060.

It is an arithmetic number, because the mean of its divisors is an integer number (6040776).

Almost surely, 2^40240115 is an apocalyptic number.

40240115 is a deficient number, since it is larger than the sum of its proper divisors (8086093).

40240115 is a wasteful number, since it uses less digits than its factorization.

40240115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6349.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 40240115 is about 6343.5096752508. The cubic root of 40240115 is about 342.6781427156.

Adding to 40240115 its reverse (51104204), we get a palindrome (91344319).

The spelling of 40240115 in words is "forty million, two hundred forty thousand, one hundred fifteen".