40958959 has 8 divisors (see below), whose sum is σ = 42199920. Its totient is φ = 39729600.

The previous prime is 40958947. The next prime is 40958969. The reversal of 40958959 is 95985904.

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

It is a cyclic number.

It is not a de Polignac number, because 40958959 - 2⁹ = 40958447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40958969) 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, 4549 + ... + 10129.

It is an arithmetic number, because the mean of its divisors is an integer number (5274990).

Almost surely, 2^40958959 is an apocalyptic number.

40958959 is a deficient number, since it is larger than the sum of its proper divisors (1240961).

40958959 is a wasteful number, since it uses less digits than its factorization.

40958959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5801.

The product of its (nonzero) digits is 583200, while the sum is 49.

The square root of 40958959 is about 6399.9186713583. The cubic root of 40958959 is about 344.7066301115.

It can be divided in two parts, 4095895 and 9, that added together give a palindrome (4095904).

The spelling of 40958959 in words is "forty million, nine hundred fifty-eight thousand, nine hundred fifty-nine".