40066774 has 16 divisors (see below), whose sum is σ = 65687760. Its totient is φ = 18177760.

The previous prime is 40066753. The next prime is 40066783. The reversal of 40066774 is 47766004.

It is a congruent number.

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, 12972 + ... + 15760.

It is an arithmetic number, because the mean of its divisors is an integer number (4105485).

Almost surely, 2^40066774 is an apocalyptic number.

40066774 is a deficient number, since it is larger than the sum of its proper divisors (25620986).

40066774 is a wasteful number, since it uses less digits than its factorization.

40066774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 40066774 is about 6329.8320672827. The cubic root of 40066774 is about 342.1853867623.

The spelling of 40066774 in words is "forty million, sixty-six thousand, seven hundred seventy-four".