1890352234 has 8 divisors (see below), whose sum is σ = 2836602720. Its totient is φ = 944817996.

The previous prime is 1890352223. The next prime is 1890352249. The reversal of 1890352234 is 4322530981.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1890352193 and 1890352202.

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, 172414 + ... + 183049.

It is an arithmetic number, because the mean of its divisors is an integer number (354575340).

Almost surely, 2^1890352234 is an apocalyptic number.

1890352234 is a deficient number, since it is larger than the sum of its proper divisors (946250486).

1890352234 is a wasteful number, since it uses less digits than its factorization.

1890352234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358124.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 1890352234 is about 43478.1811257095. The cubic root of 1890352234 is about 1236.4623924100.

The spelling of 1890352234 in words is "one billion, eight hundred ninety million, three hundred fifty-two thousand, two hundred thirty-four".