40116042 has 24 divisors (see below), whose sum is σ = 88021440. Its totient is φ = 13202280.

The previous prime is 40116031. The next prime is 40116053. The reversal of 40116042 is 24061104.

It is an interprime number because it is at equal distance from previous prime (40116031) and next prime (40116053).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12684 + ... + 15527.

It is an arithmetic number, because the mean of its divisors is an integer number (3667560).

Almost surely, 2^40116042 is an apocalyptic number.

40116042 is an abundant number, since it is smaller than the sum of its proper divisors (47905398).

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

40116042 is a wasteful number, since it uses less digits than its factorization.

40116042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28298 (or 28295 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 40116042 is about 6333.7226020722. The cubic root of 40116042 is about 342.3255850908.

Adding to 40116042 its reverse (24061104), we get a palindrome (64177146).

It can be divided in two parts, 4011604 and 2, that multiplied together give a palindrome (8023208).

The spelling of 40116042 in words is "forty million, one hundred sixteen thousand, forty-two".