1798947396 has 27 divisors (see below), whose sum is σ = 4547982621. Its totient is φ = 599564304.

The previous prime is 1798947383. The next prime is 1798947407. The reversal of 1798947396 is 6937498971.

The square root of 1798947396 is 42414.

It is a perfect power (a square), and thus also a powerful number.

1798947396 is a `hidden beast` number, since 1 + 79 + 8 + 9 + 473 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 629307396 + 1169640000 = 25086^2 + 34200^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 250950 + ... + 258018.

Almost surely, 2^1798947396 is an apocalyptic number.

1798947396 is the 42414-th square number.

It is an amenable number.

1798947396 is an abundant number, since it is smaller than the sum of its proper divisors (2749035225).

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

1798947396 is an frugal number, since it uses more digits than its factorization.

1798947396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14148 (or 7074 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 63.

The cubic root of 1798947396 is about 1216.2032362071.

The spelling of 1798947396 in words is "one billion, seven hundred ninety-eight million, nine hundred forty-seven thousand, three hundred ninety-six".