40248158 has 4 divisors (see below), whose sum is σ = 60372240. Its totient is φ = 20124078.

The previous prime is 40248149. The next prime is 40248167. The reversal of 40248158 is 85184204.

It is a happy number.

40248158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (40248149) and next prime (40248167).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10062038 + ... + 10062041.

It is an arithmetic number, because the mean of its divisors is an integer number (15093060).

Almost surely, 2^40248158 is an apocalyptic number.

40248158 is a deficient number, since it is larger than the sum of its proper divisors (20124082).

40248158 is a wasteful number, since it uses less digits than its factorization.

40248158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20124081.

The product of its (nonzero) digits is 10240, while the sum is 32.

The square root of 40248158 is about 6344.1435986270. The cubic root of 40248158 is about 342.7009721459.

The spelling of 40248158 in words is "forty million, two hundred forty-eight thousand, one hundred fifty-eight".