158764738 has 16 divisors (see below), whose sum is σ = 260207136. Its totient is φ = 72051840.

The previous prime is 158764709. The next prime is 158764759. The reversal of 158764738 is 837467851.

It is a happy number.

158764738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 158764691 and 158764700.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9445 + ... + 20167.

It is an arithmetic number, because the mean of its divisors is an integer number (16262946).

Almost surely, 2^158764738 is an apocalyptic number.

158764738 is a deficient number, since it is larger than the sum of its proper divisors (101442398).

158764738 is a wasteful number, since it uses less digits than its factorization.

158764738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11409.

The product of its digits is 1128960, while the sum is 49.

The square root of 158764738 is about 12600.1880144703. The cubic root of 158764738 is about 541.4828220694.

The spelling of 158764738 in words is "one hundred fifty-eight million, seven hundred sixty-four thousand, seven hundred thirty-eight".