1828211650 has 24 divisors (see below), whose sum is σ = 3479558544. Its totient is φ = 714277200.

The previous prime is 1828211629. The next prime is 1828211659. The reversal of 1828211650 is 561128281.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1828211659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 423016 + ... + 427315.

It is an arithmetic number, because the mean of its divisors is an integer number (144981606).

Almost surely, 2^1828211650 is an apocalyptic number.

1828211650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1828211650 is a deficient number, since it is larger than the sum of its proper divisors (1651346894).

1828211650 is a wasteful number, since it uses less digits than its factorization.

1828211650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850386 (or 850381 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 34.

The square root of 1828211650 is about 42757.5917235758. The cubic root of 1828211650 is about 1222.7626299696.

The spelling of 1828211650 in words is "one billion, eight hundred twenty-eight million, two hundred eleven thousand, six hundred fifty".