158918074 has 32 divisors (see below), whose sum is σ = 294364800. Its totient is φ = 64096704.

The previous prime is 158918047. The next prime is 158918077. The reversal of 158918074 is 470819851.

It is a happy number.

158918074 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 158918074.

It is not an unprimeable number, because it can be changed into a prime (158918077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4849 + ... + 18475.

It is an arithmetic number, because the mean of its divisors is an integer number (9198900).

Almost surely, 2^158918074 is an apocalyptic number.

158918074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

158918074 is a deficient number, since it is larger than the sum of its proper divisors (135446726).

158918074 is a wasteful number, since it uses less digits than its factorization.

158918074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13667 (or 13653 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 43.

The square root of 158918074 is about 12606.2712171363. The cubic root of 158918074 is about 541.6570885039.

The spelling of 158918074 in words is "one hundred fifty-eight million, nine hundred eighteen thousand, seventy-four".