40982013 has 12 divisors (see below), whose sum is σ = 59256288. Its totient is φ = 27293640.

The previous prime is 40982009. The next prime is 40982027. The reversal of 40982013 is 31028904.

It is not a de Polignac number, because 40982013 - 2² = 40982009 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40982033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11248 + ... + 14438.

It is an arithmetic number, because the mean of its divisors is an integer number (4938024).

Almost surely, 2^40982013 is an apocalyptic number.

It is an amenable number.

40982013 is a deficient number, since it is larger than the sum of its proper divisors (18274275).

40982013 is a wasteful number, since it uses less digits than its factorization.

40982013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4624 (or 4621 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 40982013 is about 6401.7195346251. The cubic root of 40982013 is about 344.7712913914.

The spelling of 40982013 in words is "forty million, nine hundred eighty-two thousand, thirteen".