1829561802 has 32 divisors (see below), whose sum is σ = 3856740480. Its totient is φ = 577711680.

The previous prime is 1829561801. The next prime is 1829561821. The reversal of 1829561802 is 2081659281.

It is a happy number.

1829561802 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 (1829561801) 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, 89974 + ... + 108417.

It is an arithmetic number, because the mean of its divisors is an integer number (120523140).

Almost surely, 2^1829561802 is an apocalyptic number.

1829561802 is an abundant number, since it is smaller than the sum of its proper divisors (2027178678).

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

1829561802 is a wasteful number, since it uses less digits than its factorization.

1829561802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198478.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 1829561802 is about 42773.3772573548. The cubic root of 1829561802 is about 1223.0635632471.

The spelling of 1829561802 in words is "one billion, eight hundred twenty-nine million, five hundred sixty-one thousand, eight hundred two".