40318958 has 8 divisors (see below), whose sum is σ = 61158240. Its totient is φ = 19932880.

The previous prime is 40318939. The next prime is 40318981. The reversal of 40318958 is 85981304.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113078 + ... + 113433.

It is an arithmetic number, because the mean of its divisors is an integer number (7644780).

Almost surely, 2^40318958 is an apocalyptic number.

40318958 is a deficient number, since it is larger than the sum of its proper divisors (20839282).

40318958 is a wasteful number, since it uses less digits than its factorization.

40318958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226602.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 40318958 is about 6349.7210962372. The cubic root of 40318958 is about 342.9018013422.

The spelling of 40318958 in words is "forty million, three hundred eighteen thousand, nine hundred fifty-eight".