1852481946 has 40 divisors (see below), whose sum is σ = 4322234304. Its totient is φ = 529276440.

The previous prime is 1852481909. The next prime is 1852481951. The reversal of 1852481946 is 6491842581.

It is a junction number, because it is equal to n+sod(n) for n = 1852481895 and 1852481904.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 49890 + ... + 78701.

Almost surely, 2^1852481946 is an apocalyptic number.

1852481946 is an abundant number, since it is smaller than the sum of its proper divisors (2469752358).

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

1852481946 is an equidigital number, since it uses as much as digits as its factorization.

1852481946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128624 (or 128603 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The square root of 1852481946 is about 43040.4687009795. The cubic root of 1852481946 is about 1228.1497609547.

The spelling of 1852481946 in words is "one billion, eight hundred fifty-two million, four hundred eighty-one thousand, nine hundred forty-six".