40654017 has 6 divisors (see below), whose sum is σ = 58722482. Its totient is φ = 27102672.

The previous prime is 40654007. The next prime is 40654037. The reversal of 40654017 is 71045604.

40654017 is a `hidden beast` number, since 4 + 0 + 654 + 0 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28291761 + 12362256 = 5319^2 + 3516^2 .

It is not a de Polignac number, because 40654017 - 2⁷ = 40653889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40654007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2258548 + ... + 2258565.

Almost surely, 2^40654017 is an apocalyptic number.

It is an amenable number.

40654017 is a deficient number, since it is larger than the sum of its proper divisors (18068465).

40654017 is a wasteful number, since it uses less digits than its factorization.

40654017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4517119 (or 4517116 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40654017 is about 6376.0502664267. The cubic root of 40654017 is about 343.8490442091.

The spelling of 40654017 in words is "forty million, six hundred fifty-four thousand, seventeen".