1982267496 has 72 divisors (see below), whose sum is σ = 5901094290. Its totient is φ = 600684480.

The previous prime is 1982267491. The next prime is 1982267513. The reversal of 1982267496 is 6947622891.

1982267496 is a `hidden beast` number, since 1 + 98 + 2 + 2 + 67 + 496 = 666.

It can be written as a sum of positive squares in only one way, i.e., 999444996 + 982822500 = 31614^2 + 31350^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×1982267496² = 7858768851396220032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1982267491) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 105055 + ... + 122478.

Almost surely, 2^1982267496 is an apocalyptic number.

It is an amenable number.

1982267496 is an abundant number, since it is smaller than the sum of its proper divisors (3918826794).

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

1982267496 is a wasteful number, since it uses less digits than its factorization.

1982267496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227567 (or 227549 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 1982267496 is about 44522.6627236063. The cubic root of 1982267496 is about 1256.1863980869.

The spelling of 1982267496 in words is "one billion, nine hundred eighty-two million, two hundred sixty-seven thousand, four hundred ninety-six".