158285764 has 48 divisors (see below), whose sum is σ = 344514688. Its totient is φ = 61959168.

The previous prime is 158285749. The next prime is 158285779. The reversal of 158285764 is 467582851.

It is an interprime number because it is at equal distance from previous prime (158285749) and next prime (158285779).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33067 + ... + 37549.

Almost surely, 2^158285764 is an apocalyptic number.

158285764 is a gapful number since it is divisible by the number (14) 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 158285764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172257344).

158285764 is an abundant number, since it is smaller than the sum of its proper divisors (186228924).

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

158285764 is a wasteful number, since it uses less digits than its factorization.

158285764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4604 (or 4602 counting only the distinct ones).

The product of its digits is 537600, while the sum is 46.

The square root of 158285764 is about 12581.1670364875. The cubic root of 158285764 is about 540.9377441764.

The spelling of 158285764 in words is "one hundred fifty-eight million, two hundred eighty-five thousand, seven hundred sixty-four".