158090940 has 168 divisors, whose sum is σ = 569234400. Its totient is φ = 36111744.

The previous prime is 158090921. The next prime is 158090951. The reversal of 158090940 is 49090851.

158090940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 158090895 and 158090904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 101286 + ... + 102834.

It is an arithmetic number, because the mean of its divisors is an integer number (3388300).

Almost surely, 2^158090940 is an apocalyptic number.

158090940 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 158090940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284617200).

158090940 is an abundant number, since it is smaller than the sum of its proper divisors (411143460).

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

158090940 is a wasteful number, since it uses less digits than its factorization.

158090940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583 (or 1566 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 158090940 is about 12573.4219685812. The cubic root of 158090940 is about 540.7157176333.

The spelling of 158090940 in words is "one hundred fifty-eight million, ninety thousand, nine hundred forty".