73828158 has 16 divisors (see below), whose sum is σ = 148083600. Its totient is φ = 24538176.

The previous prime is 73828141. The next prime is 73828163. The reversal of 73828158 is 85182837.

It is a happy number.

It is a congruent number.

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, 15535 + ... + 19722.

It is an arithmetic number, because the mean of its divisors is an integer number (9255225).

Almost surely, 2^73828158 is an apocalyptic number.

73828158 is an abundant number, since it is smaller than the sum of its proper divisors (74255442).

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

73828158 is a wasteful number, since it uses less digits than its factorization.

73828158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35611.

The product of its digits is 107520, while the sum is 42.

The square root of 73828158 is about 8592.3313483594. The cubic root of 73828158 is about 419.5084157850.

The spelling of 73828158 in words is "seventy-three million, eight hundred twenty-eight thousand, one hundred fifty-eight".