40359601 has 4 divisors (see below), whose sum is σ = 40374900. Its totient is φ = 40344304.

The previous prime is 40359569. The next prime is 40359607. The reversal of 40359601 is 10695304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28901376 + 11458225 = 5376^2 + 3385^2 .

It is a cyclic number.

It is not a de Polignac number, because 40359601 - 2⁵ = 40359569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40359601.

It is not an unprimeable number, because it can be changed into a prime (40359607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2566 + ... + 9343.

It is an arithmetic number, because the mean of its divisors is an integer number (10093725).

Almost surely, 2^40359601 is an apocalyptic number.

It is an amenable number.

40359601 is a deficient number, since it is larger than the sum of its proper divisors (15299).

40359601 is a wasteful number, since it uses less digits than its factorization.

40359601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15298.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 40359601 is about 6352.9206669059. The cubic root of 40359601 is about 343.0169818790.

The spelling of 40359601 in words is "forty million, three hundred fifty-nine thousand, six hundred one".