40381701 has 8 divisors (see below), whose sum is σ = 53982240. Its totient is φ = 26851152.

The previous prime is 40381673. The next prime is 40381723. The reversal of 40381701 is 10718304.

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

It is not a de Polignac number, because 40381701 - 2¹⁵ = 40348933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40381751) 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, 16135 + ... + 18468.

It is an arithmetic number, because the mean of its divisors is an integer number (6747780).

Almost surely, 2^40381701 is an apocalyptic number.

It is an amenable number.

40381701 is a deficient number, since it is larger than the sum of its proper divisors (13600539).

40381701 is a wasteful number, since it uses less digits than its factorization.

40381701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34995.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 40381701 is about 6354.6597863300. The cubic root of 40381701 is about 343.0795798884.

The spelling of 40381701 in words is "forty million, three hundred eighty-one thousand, seven hundred one".