1852156940 has 24 divisors (see below), whose sum is σ = 3915294432. Its totient is φ = 735955200.

The previous prime is 1852156937. The next prime is 1852156963. The reversal of 1852156940 is 496512581.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303629 + ... + 309668.

It is an arithmetic number, because the mean of its divisors is an integer number (163137268).

Almost surely, 2^1852156940 is an apocalyptic number.

1852156940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1852156940 is an abundant number, since it is smaller than the sum of its proper divisors (2063137492).

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

1852156940 is a wasteful number, since it uses less digits than its factorization.

1852156940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613457 (or 613455 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 1852156940 is about 43036.6929491568. The cubic root of 1852156940 is about 1228.0779331046.

The spelling of 1852156940 in words is "one billion, eight hundred fifty-two million, one hundred fifty-six thousand, nine hundred forty".