1798949412 has 288 divisors, whose sum is σ = 5479219200. Its totient is φ = 511443072.

The previous prime is 1798949389. The next prime is 1798949423. The reversal of 1798949412 is 2149498971.

1798949412 is a `hidden beast` number, since 1 + 79 + 89 + 494 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14164893 + ... + 14165019.

Almost surely, 2^1798949412 is an apocalyptic number.

1798949412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798949412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2739609600).

1798949412 is an abundant number, since it is smaller than the sum of its proper divisors (3680269788).

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

1798949412 is a wasteful number, since it uses less digits than its factorization.

1798949412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237 (or 223 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The square root of 1798949412 is about 42414.0237657311. The cubic root of 1798949412 is about 1216.2036905218.

The spelling of 1798949412 in words is "one billion, seven hundred ninety-eight million, nine hundred forty-nine thousand, four hundred twelve".