1812494296 has 16 divisors (see below), whose sum is σ = 3431422800. Its totient is φ = 897448224.

The previous prime is 1812494291. The next prime is 1812494351. The reversal of 1812494296 is 6924942181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1812494291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098991 + ... + 1100638.

It is an arithmetic number, because the mean of its divisors is an integer number (214463925).

Almost surely, 2^1812494296 is an apocalyptic number.

It is an amenable number.

1812494296 is a deficient number, since it is larger than the sum of its proper divisors (1618928504).

1812494296 is a wasteful number, since it uses less digits than its factorization.

1812494296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199738 (or 2199734 counting only the distinct ones).

The product of its digits is 248832, while the sum is 46.

The square root of 1812494296 is about 42573.3989246807. The cubic root of 1812494296 is about 1219.2484612600.

The spelling of 1812494296 in words is "one billion, eight hundred twelve million, four hundred ninety-four thousand, two hundred ninety-six".