40558934 has 16 divisors (see below), whose sum is σ = 65705472. Its totient is φ = 18666048.

The previous prime is 40558927. The next prime is 40558937. The reversal of 40558934 is 43985504.

It is a happy number.

40558934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×40558934³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40558937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7922 + ... + 11994.

It is an arithmetic number, because the mean of its divisors is an integer number (4106592).

Almost surely, 2^40558934 is an apocalyptic number.

40558934 is a deficient number, since it is larger than the sum of its proper divisors (25146538).

40558934 is a wasteful number, since it uses less digits than its factorization.

40558934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4471.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 40558934 is about 6368.5896397868. The cubic root of 40558934 is about 343.5807663281.

The spelling of 40558934 in words is "forty million, five hundred fifty-eight thousand, nine hundred thirty-four".