1958484892 has 120 divisors (see below), whose sum is σ = 4435701760. Its totient is φ = 740301120.

The previous prime is 1958484889. The next prime is 1958484917. The reversal of 1958484892 is 2984848591.

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 39 ways as a sum of consecutive naturals, for example, 24790909 + ... + 24790987.

Almost surely, 2^1958484892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1958484892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2217850880).

1958484892 is an abundant number, since it is smaller than the sum of its proper divisors (2477216868).

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

1958484892 is an equidigital number, since it uses as much as digits as its factorization.

1958484892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 132 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 58.

The square root of 1958484892 is about 44254.7725335924. The cubic root of 1958484892 is about 1251.1423992478.

The spelling of 1958484892 in words is "one billion, nine hundred fifty-eight million, four hundred eighty-four thousand, eight hundred ninety-two".