40506117 has 8 divisors (see below), whose sum is σ = 54420960. Its totient is φ = 26797680.

The previous prime is 40506101. The next prime is 40506143. The reversal of 40506117 is 71160504.

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

It is not a de Polignac number, because 40506117 - 2⁴ = 40506101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40506317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51142 + ... + 51927.

It is an arithmetic number, because the mean of its divisors is an integer number (6802620).

Almost surely, 2^40506117 is an apocalyptic number.

It is an amenable number.

40506117 is a deficient number, since it is larger than the sum of its proper divisors (13914843).

40506117 is a wasteful number, since it uses less digits than its factorization.

40506117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103203.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 40506117 is about 6364.4416094423. The cubic root of 40506117 is about 343.4315613204.

The spelling of 40506117 in words is "forty million, five hundred six thousand, one hundred seventeen".