40340058 has 16 divisors (see below), whose sum is σ = 88014816. Its totient is φ = 12224240.

The previous prime is 40340057. The next prime is 40340081. The reversal of 40340058 is 85004304.

It is a happy number.

40340058 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40340057) 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, 305541 + ... + 305672.

It is an arithmetic number, because the mean of its divisors is an integer number (5500926).

Almost surely, 2^40340058 is an apocalyptic number.

40340058 is an abundant number, since it is smaller than the sum of its proper divisors (47674758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40340058 is a wasteful number, since it uses less digits than its factorization.

40340058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611229.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40340058 is about 6351.3823692170. The cubic root of 40340058 is about 342.9616075029.

The spelling of 40340058 in words is "forty million, three hundred forty thousand, fifty-eight".