1968873762 has 32 divisors (see below), whose sum is σ = 3963715200. Its totient is φ = 651974400.

The previous prime is 1968873703. The next prime is 1968873779. The reversal of 1968873762 is 2673788691.

1968873762 = 444² + 445² + ... + 1816².

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1433308 + ... + 1434680.

It is an arithmetic number, because the mean of its divisors is an integer number (123866100).

Almost surely, 2^1968873762 is an apocalyptic number.

1968873762 is an abundant number, since it is smaller than the sum of its proper divisors (1994841438).

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

1968873762 is a wasteful number, since it uses less digits than its factorization.

1968873762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2778.

The product of its digits is 6096384, while the sum is 57.

The square root of 1968873762 is about 44371.9929910749. The cubic root of 1968873762 is about 1253.3507458693.

The spelling of 1968873762 in words is "one billion, nine hundred sixty-eight million, eight hundred seventy-three thousand, seven hundred sixty-two".