158873400 has 288 divisors, whose sum is σ = 633709440. Its totient is φ = 36236160.

The previous prime is 158873387. The next prime is 158873411. The reversal of 158873400 is 4378851.

158873400 is a `hidden beast` number, since 1 + 588 + 73 + 4 + 0 + 0 = 666.

158873400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 339967 + ... + 340433.

It is an arithmetic number, because the mean of its divisors is an integer number (2200380).

Almost surely, 2^158873400 is an apocalyptic number.

158873400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158873400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316854720).

158873400 is an abundant number, since it is smaller than the sum of its proper divisors (474836040).

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

158873400 is a wasteful number, since it uses less digits than its factorization.

158873400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 158873400 is about 12604.4991967154. The cubic root of 158873400 is about 541.6063280586.

The spelling of 158873400 in words is "one hundred fifty-eight million, eight hundred seventy-three thousand, four hundred".