1922853450 has 48 divisors (see below), whose sum is σ = 5449919040. Its totient is φ = 439509120.

The previous prime is 1922853397. The next prime is 1922853463. The reversal of 1922853450 is 543582291.

It is a junction number, because it is equal to n+sod(n) for n = 1922853399 and 1922853408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 914595 + ... + 916694.

It is an arithmetic number, because the mean of its divisors is an integer number (113539980).

Almost surely, 2^1922853450 is an apocalyptic number.

1922853450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1922853450 is an abundant number, since it is smaller than the sum of its proper divisors (3527065590).

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

1922853450 is a wasteful number, since it uses less digits than its factorization.

1922853450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831311 (or 1831306 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1922853450 is about 43850.3529062196. The cubic root of 1922853450 is about 1243.5084151537.

The spelling of 1922853450 in words is "one billion, nine hundred twenty-two million, eight hundred fifty-three thousand, four hundred fifty".