1982343252 has 24 divisors (see below), whose sum is σ = 4723883136. Its totient is φ = 646721728.

The previous prime is 1982343247. The next prime is 1982343257. The reversal of 1982343252 is 2523432891.

It is an interprime number because it is at equal distance from previous prime (1982343247) and next prime (1982343257).

It is a self number, because there is not a number n which added to its sum of digits gives 1982343252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1982343257) 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, 1756833 + ... + 1757960.

It is an arithmetic number, because the mean of its divisors is an integer number (196828464).

Almost surely, 2^1982343252 is an apocalyptic number.

1982343252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1982343252 is an abundant number, since it is smaller than the sum of its proper divisors (2741539884).

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

1982343252 is a wasteful number, since it uses less digits than its factorization.

1982343252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514847 (or 3514845 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 1982343252 is about 44523.5134732200. The cubic root of 1982343252 is about 1256.2024003746.

The spelling of 1982343252 in words is "one billion, nine hundred eighty-two million, three hundred forty-three thousand, two hundred fifty-two".