40054066 has 8 divisors (see below), whose sum is σ = 64702764. Its totient is φ = 18486480.

The previous prime is 40054051. The next prime is 40054081. The reversal of 40054066 is 66045004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40054051) and next prime (40054081).

It can be written as a sum of positive squares in 2 ways, for example, as 35748441 + 4305625 = 5979^2 + 2075^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40054066.

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, 770245 + ... + 770296.

Almost surely, 2^40054066 is an apocalyptic number.

40054066 is a deficient number, since it is larger than the sum of its proper divisors (24648698).

40054066 is a wasteful number, since it uses less digits than its factorization.

40054066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540556.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 40054066 is about 6328.8281695745. The cubic root of 40054066 is about 342.1492058966.

The spelling of 40054066 in words is "forty million, fifty-four thousand, sixty-six", and thus it is an eban number.