158936494 has 8 divisors (see below), whose sum is σ = 238825440. Its totient is φ = 79328016.

The previous prime is 158936489. The next prime is 158936507. The reversal of 158936494 is 494639851.

It is a happy number.

158936494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68694 + ... + 70969.

It is an arithmetic number, because the mean of its divisors is an integer number (29853180).

Almost surely, 2^158936494 is an apocalyptic number.

158936494 is a deficient number, since it is larger than the sum of its proper divisors (79888946).

158936494 is a wasteful number, since it uses less digits than its factorization.

158936494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140234.

The product of its digits is 933120, while the sum is 49.

The square root of 158936494 is about 12607.0017847226. The cubic root of 158936494 is about 541.6780152994.

It can be divided in two parts, 1589 and 36494, that added together give a palindrome (38083).

The spelling of 158936494 in words is "one hundred fifty-eight million, nine hundred thirty-six thousand, four hundred ninety-four".