1873290146 has 64 divisors (see below), whose sum is σ = 3671764992. Its totient is φ = 695596032.

The previous prime is 1873290143. The next prime is 1873290193. The reversal of 1873290146 is 6410923781.

It is a super-2 number, since 2×1873290146² = 7018431942201402632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1873290143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1722815 + ... + 1723901.

It is an arithmetic number, because the mean of its divisors is an integer number (57371328).

Almost surely, 2^1873290146 is an apocalyptic number.

1873290146 is a deficient number, since it is larger than the sum of its proper divisors (1798474846).

1873290146 is a wasteful number, since it uses less digits than its factorization.

1873290146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1873290146 is about 43281.5219926472. The cubic root of 1873290146 is about 1232.7310909389.

The spelling of 1873290146 in words is "one billion, eight hundred seventy-three million, two hundred ninety thousand, one hundred forty-six".