40032066 has 16 divisors (see below), whose sum is σ = 81575424. Its totient is φ = 13092144.

The previous prime is 40032053. The next prime is 40032079. The reversal of 40032066 is 66023004.

It is an interprime number because it is at equal distance from previous prime (40032053) and next prime (40032079).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62626 + ... + 63261.

It is an arithmetic number, because the mean of its divisors is an integer number (5098464).

Almost surely, 2^40032066 is an apocalyptic number.

40032066 is an abundant number, since it is smaller than the sum of its proper divisors (41543358).

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

40032066 is a wasteful number, since it uses less digits than its factorization.

40032066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125945.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 40032066 is about 6327.0898523729. The cubic root of 40032066 is about 342.0865517406.

The spelling of 40032066 in words is "forty million, thirty-two thousand, sixty-six", and thus it is an eban number.