1829490685 has 16 divisors (see below), whose sum is σ = 2450669760. Its totient is φ = 1299594240.

The previous prime is 1829490673. The next prime is 1829490701. The reversal of 1829490685 is 5860949281.

It is not a de Polignac number, because 1829490685 - 2¹³ = 1829482493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384420 + ... + 389149.

It is an arithmetic number, because the mean of its divisors is an integer number (153166860).

Almost surely, 2^1829490685 is an apocalyptic number.

It is an amenable number.

1829490685 is a deficient number, since it is larger than the sum of its proper divisors (621179075).

1829490685 is a wasteful number, since it uses less digits than its factorization.

1829490685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773628.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The square root of 1829490685 is about 42772.5459260961. The cubic root of 1829490685 is about 1223.0477157841.

The spelling of 1829490685 in words is "one billion, eight hundred twenty-nine million, four hundred ninety thousand, six hundred eighty-five".