1802776452 has 48 divisors (see below), whose sum is σ = 4262049792. Its totient is φ = 593028000.

The previous prime is 1802776439. The next prime is 1802776453. The reversal of 1802776452 is 2546772081.

1802776452 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1802776453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377077 + ... + 381827.

It is an arithmetic number, because the mean of its divisors is an integer number (88792704).

Almost surely, 2^1802776452 is an apocalyptic number.

1802776452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1802776452 is an abundant number, since it is smaller than the sum of its proper divisors (2459273340).

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

1802776452 is a wasteful number, since it uses less digits than its factorization.

1802776452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5168 (or 5166 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 1802776452 is about 42459.1150637881. The cubic root of 1802776452 is about 1217.0655201064.

The spelling of 1802776452 in words is "one billion, eight hundred two million, seven hundred seventy-six thousand, four hundred fifty-two".