158019852 has 24 divisors (see below), whose sum is σ = 369182016. Its totient is φ = 52606288.

The previous prime is 158019833. The next prime is 158019857. The reversal of 158019852 is 258910851.

It is a super-2 number, since 2×158019852² = 49940547252203808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 158019852.

It is not an unprimeable number, because it can be changed into a prime (158019857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1963 + ... + 17885.

It is an arithmetic number, because the mean of its divisors is an integer number (15382584).

Almost surely, 2^158019852 is an apocalyptic number.

158019852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

158019852 is an abundant number, since it is smaller than the sum of its proper divisors (211162164).

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

158019852 is a wasteful number, since it uses less digits than its factorization.

158019852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16757 (or 16755 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 39.

The square root of 158019852 is about 12570.5947353337. The cubic root of 158019852 is about 540.6346584618.

The spelling of 158019852 in words is "one hundred fifty-eight million, nineteen thousand, eight hundred fifty-two".