1941164406 has 16 divisors (see below), whose sum is σ = 4313698800. Its totient is φ = 647054784.

The previous prime is 1941164359. The next prime is 1941164429. The reversal of 1941164406 is 6044611491.

1941164406 is a `hidden beast` number, since 1 + 9 + 4 + 1 + 1 + 644 + 0 + 6 = 666.

It is a super-2 number, since 2×1941164406² = 7536238502242665672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17973691 + ... + 17973798.

It is an arithmetic number, because the mean of its divisors is an integer number (269606175).

Almost surely, 2^1941164406 is an apocalyptic number.

1941164406 is an abundant number, since it is smaller than the sum of its proper divisors (2372534394).

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

1941164406 is a wasteful number, since it uses less digits than its factorization.

1941164406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35947500 (or 35947494 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1941164406 is about 44058.6473464631. The cubic root of 1941164406 is about 1247.4431803176.

Adding to 1941164406 its reverse (6044611491), we get a palindrome (7985775897).

The spelling of 1941164406 in words is "one billion, nine hundred forty-one million, one hundred sixty-four thousand, four hundred six".