1841797396 has 24 divisors (see below), whose sum is σ = 3339582120. Its totient is φ = 888072192.

The previous prime is 1841797393. The next prime is 1841797421. The reversal of 1841797396 is 6937971481.

It can be written as a sum of positive squares in 4 ways, for example, as 80820100 + 1760977296 = 8990^2 + 41964^2 .

It is a super-3 number, since 3×1841797396³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1841797393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38341 + ... + 71788.

It is an arithmetic number, because the mean of its divisors is an integer number (139149255).

Almost surely, 2^1841797396 is an apocalyptic number.

It is an amenable number.

1841797396 is a deficient number, since it is larger than the sum of its proper divisors (1497784724).

1841797396 is a wasteful number, since it uses less digits than its factorization.

1841797396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110283 (or 110281 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 55.

The square root of 1841797396 is about 42916.1670702312. The cubic root of 1841797396 is about 1225.7840092415.

The spelling of 1841797396 in words is "one billion, eight hundred forty-one million, seven hundred ninety-seven thousand, three hundred ninety-six".