40841158 has 4 divisors (see below), whose sum is σ = 61261740. Its totient is φ = 20420578.

The previous prime is 40841137. The next prime is 40841161. The reversal of 40841158 is 85114804.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10210288 + ... + 10210291.

It is an arithmetic number, because the mean of its divisors is an integer number (15315435).

Almost surely, 2^40841158 is an apocalyptic number.

40841158 is a deficient number, since it is larger than the sum of its proper divisors (20420582).

40841158 is a wasteful number, since it uses less digits than its factorization.

40841158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20420581.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 40841158 is about 6390.7087243904. The cubic root of 40841158 is about 344.3758455211.

The spelling of 40841158 in words is "forty million, eight hundred forty-one thousand, one hundred fifty-eight".