158962782 has 48 divisors (see below), whose sum is σ = 351017856. Its totient is φ = 47955600.

The previous prime is 158962777. The next prime is 158962799. The reversal of 158962782 is 287269851.

It is a super-2 number, since 2×158962782² = 50538332122359048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251607 + ... + 252237.

It is an arithmetic number, because the mean of its divisors is an integer number (7312872).

Almost surely, 2^158962782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158962782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175508928).

158962782 is an abundant number, since it is smaller than the sum of its proper divisors (192055074).

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

158962782 is a wasteful number, since it uses less digits than its factorization.

158962782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005 (or 994 counting only the distinct ones).

The product of its digits is 483840, while the sum is 48.

The square root of 158962782 is about 12608.0443368510. The cubic root of 158962782 is about 541.7078780584.

The spelling of 158962782 in words is "one hundred fifty-eight million, nine hundred sixty-two thousand, seven hundred eighty-two".