40107792 has 40 divisors (see below), whose sum is σ = 104055840. Its totient is φ = 13312000.

The previous prime is 40107757. The next prime is 40107797. The reversal of 40107792 is 29770104.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40107797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10384 + ... + 13712.

It is an arithmetic number, because the mean of its divisors is an integer number (2601396).

Almost surely, 2^40107792 is an apocalyptic number.

It is an amenable number.

40107792 is an abundant number, since it is smaller than the sum of its proper divisors (63948048).

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

40107792 is a wasteful number, since it uses less digits than its factorization.

40107792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591 (or 3585 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 40107792 is about 6333.0712928247. The cubic root of 40107792 is about 342.3021166764.

Adding to 40107792 its reverse (29770104), we get a palindrome (69877896).

The spelling of 40107792 in words is "forty million, one hundred seven thousand, seven hundred ninety-two".