1641842026 has 64 divisors (see below), whose sum is σ = 2836684800. Its totient is φ = 705960000.

The previous prime is 1641842017. The next prime is 1641842063. The reversal of 1641842026 is 6202481461.

It is a junction number, because it is equal to n+sod(n) for n = 1641841982 and 1641842000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10873051 + ... + 10873201.

It is an arithmetic number, because the mean of its divisors is an integer number (44323200).

Almost surely, 2^1641842026 is an apocalyptic number.

1641842026 is a deficient number, since it is larger than the sum of its proper divisors (1194842774).

1641842026 is a wasteful number, since it uses less digits than its factorization.

1641842026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 1641842026 is about 40519.6498750915. The cubic root of 1641842026 is about 1179.7150575991.

The spelling of 1641842026 in words is "one billion, six hundred forty-one million, eight hundred forty-two thousand, twenty-six".