158608634 has 8 divisors (see below), whose sum is σ = 238595700. Its totient is φ = 79076736.

The previous prime is 158608613. The next prime is 158608651. The reversal of 158608634 is 436806851.

It can be written as a sum of positive squares in 2 ways, for example, as 153834409 + 4774225 = 12403^2 + 2185^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 158608591 and 158608600.

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, 112919 + ... + 114314.

Almost surely, 2^158608634 is an apocalyptic number.

158608634 is a deficient number, since it is larger than the sum of its proper divisors (79987066).

158608634 is a wasteful number, since it uses less digits than its factorization.

158608634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227584.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 158608634 is about 12593.9919803055. The cubic root of 158608634 is about 541.3052945018.

The spelling of 158608634 in words is "one hundred fifty-eight million, six hundred eight thousand, six hundred thirty-four".