40958913 has 8 divisors (see below), whose sum is σ = 55360288. Its totient is φ = 26931744.

The previous prime is 40958903. The next prime is 40958917. The reversal of 40958913 is 31985904.

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

It is not a de Polignac number, because 40958913 - 2⁵ = 40958881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40958917) 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, 93295 + ... + 93732.

It is an arithmetic number, because the mean of its divisors is an integer number (6920036).

Almost surely, 2^40958913 is an apocalyptic number.

It is an amenable number.

40958913 is a deficient number, since it is larger than the sum of its proper divisors (14401375).

40958913 is a wasteful number, since it uses less digits than its factorization.

40958913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187103.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 40958913 is about 6399.9150775616. The cubic root of 40958913 is about 344.7065010676.

The spelling of 40958913 in words is "forty million, nine hundred fifty-eight thousand, nine hundred thirteen".