40032116 has 12 divisors (see below), whose sum is σ = 70102788. Its totient is φ = 20002752.

The previous prime is 40032101. The next prime is 40032137. The reversal of 40032116 is 61123004.

It can be written as a sum of positive squares in 2 ways, for example, as 33292900 + 6739216 = 5770^2 + 2596^2 .

It is a super-2 number, since 2×40032116² = 3205140622874912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40032094 and 40032103.

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, 7010 + ... + 11366.

It is an arithmetic number, because the mean of its divisors is an integer number (5841899).

Almost surely, 2^40032116 is an apocalyptic number.

It is an amenable number.

40032116 is a deficient number, since it is larger than the sum of its proper divisors (30070672).

40032116 is a wasteful number, since it uses less digits than its factorization.

40032116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6658 (or 6656 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 40032116 is about 6327.0938036353. The cubic root of 40032116 is about 342.0866941625.

The spelling of 40032116 in words is "forty million, thirty-two thousand, one hundred sixteen".