1852997536 has 24 divisors (see below), whose sum is σ = 3928712004. Its totient is φ = 855229440.

The previous prime is 1852997519. The next prime is 1852997561. The reversal of 1852997536 is 6357992581.

It can be written as a sum of positive squares in 2 ways, for example, as 1852785936 + 211600 = 43044^2 + 460^2 .

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, 2226745 + ... + 2227576.

Almost surely, 2^1852997536 is an apocalyptic number.

1852997536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1852997536 is an abundant number, since it is smaller than the sum of its proper divisors (2075714468).

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

1852997536 is a wasteful number, since it uses less digits than its factorization.

1852997536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454344 (or 4454336 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The square root of 1852997536 is about 43046.4578798303. The cubic root of 1852997536 is about 1228.2636915293.

The spelling of 1852997536 in words is "one billion, eight hundred fifty-two million, nine hundred ninety-seven thousand, five hundred thirty-six".