1952032158 has 24 divisors (see below), whose sum is σ = 4235550696. Its totient is φ = 649731600.

The previous prime is 1952032141. The next prime is 1952032189. The reversal of 1952032158 is 8512302591.

It is a super-2 number, since 2×1952032158² = 7620859091732273928, which contains 22 as substring.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 66033 + ... + 90908.

It is an arithmetic number, because the mean of its divisors is an integer number (176481279).

Almost surely, 2^1952032158 is an apocalyptic number.

1952032158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1952032158 is an abundant number, since it is smaller than the sum of its proper divisors (2283518538).

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

1952032158 is a wasteful number, since it uses less digits than its factorization.

1952032158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157640 (or 157637 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 1952032158 is about 44181.8079983153. The cubic root of 1952032158 is about 1249.7668168765.

The spelling of 1952032158 in words is "one billion, nine hundred fifty-two million, thirty-two thousand, one hundred fifty-eight".