158326900 has 36 divisors (see below), whose sum is σ = 350063532. Its totient is φ = 62133760.

The previous prime is 158326873. The next prime is 158326901. The reversal of 158326900 is 9623851.

It can be written as a sum of positive squares in 6 ways, for example, as 10995856 + 147331044 = 3316^2 + 12138^2 .

It is a super-2 number, since 2×158326900² = 50134814527220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158326901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9637 + ... + 20236.

It is an arithmetic number, because the mean of its divisors is an integer number (9723987).

Almost surely, 2^158326900 is an apocalyptic number.

158326900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158326900 is an abundant number, since it is smaller than the sum of its proper divisors (191736632).

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

158326900 is a wasteful number, since it uses less digits than its factorization.

158326900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29940 (or 29933 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 158326900 is about 12582.8017547762. The cubic root of 158326900 is about 540.9846005436.

The spelling of 158326900 in words is "one hundred fifty-eight million, three hundred twenty-six thousand, nine hundred".