1829364820 has 24 divisors (see below), whose sum is σ = 3887954784. Its totient is φ = 722929056.

The previous prime is 1829364809. The next prime is 1829364847. The reversal of 1829364820 is 284639281.

It is a congruent number.

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, 549354 + ... + 552673.

It is an arithmetic number, because the mean of its divisors is an integer number (161998116).

Almost surely, 2^1829364820 is an apocalyptic number.

1829364820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1829364820 is an abundant number, since it is smaller than the sum of its proper divisors (2058589964).

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

1829364820 is a wasteful number, since it uses less digits than its factorization.

1829364820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102119 (or 1102117 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1829364820 is about 42771.0745714905. The cubic root of 1829364820 is about 1223.0196674622.

The spelling of 1829364820 in words is "one billion, eight hundred twenty-nine million, three hundred sixty-four thousand, eight hundred twenty".