158242674 has 8 divisors (see below), whose sum is σ = 316485360. Its totient is φ = 52747556.

The previous prime is 158242663. The next prime is 158242703. The reversal of 158242674 is 476242851.

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

158242674 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13186884 + ... + 13186895.

It is an arithmetic number, because the mean of its divisors is an integer number (39560670).

Almost surely, 2^158242674 is an apocalyptic number.

158242674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

158242674 is a wasteful number, since it uses less digits than its factorization.

158242674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26373784.

The product of its digits is 107520, while the sum is 39.

The square root of 158242674 is about 12579.4544396806. The cubic root of 158242674 is about 540.8886533795. Note that the first 3 decimals are identical.

The spelling of 158242674 in words is "one hundred fifty-eight million, two hundred forty-two thousand, six hundred seventy-four".