1942523816 has 8 divisors (see below), whose sum is σ = 3642232170. Its totient is φ = 971261904.

The previous prime is 1942523761. The next prime is 1942523827. The reversal of 1942523816 is 6183252491.

It can be written as a sum of positive squares in only one way, i.e., 1940754916 + 1768900 = 44054^2 + 1330^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121407731 + ... + 121407746.

Almost surely, 2^1942523816 is an apocalyptic number.

It is an amenable number.

1942523816 is a deficient number, since it is larger than the sum of its proper divisors (1699708354).

1942523816 is a wasteful number, since it uses less digits than its factorization.

1942523816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242815483 (or 242815479 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 1942523816 is about 44074.0719244319. The cubic root of 1942523816 is about 1247.7343098798.

The spelling of 1942523816 in words is "one billion, nine hundred forty-two million, five hundred twenty-three thousand, eight hundred sixteen".