1942523808 has 24 divisors (see below), whose sum is σ = 5099125248. Its totient is φ = 647507904.

The previous prime is 1942523761. The next prime is 1942523827. The reversal of 1942523808 is 8083252491.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1942523808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10117216 + ... + 10117407.

It is an arithmetic number, because the mean of its divisors is an integer number (212463552).

Almost surely, 2^1942523808 is an apocalyptic number.

It is an amenable number.

1942523808 is an abundant number, since it is smaller than the sum of its proper divisors (3156601440).

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

1942523808 is a wasteful number, since it uses less digits than its factorization.

1942523808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20234636 (or 20234628 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 1942523808 is about 44074.0718336756. The cubic root of 1942523808 is about 1247.7343081669.

The spelling of 1942523808 in words is "one billion, nine hundred forty-two million, five hundred twenty-three thousand, eight hundred eight".