541921556 has 12 divisors (see below), whose sum is σ = 1034577600. Its totient is φ = 246327960.

The previous prime is 541921537. The next prime is 541921577. The reversal of 541921556 is 655129145.

It is a super-2 number, since 2×541921556² = 587357945714922272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6158156 + ... + 6158243.

It is an arithmetic number, because the mean of its divisors is an integer number (86214800).

Almost surely, 2^541921556 is an apocalyptic number.

It is an amenable number.

541921556 is a deficient number, since it is larger than the sum of its proper divisors (492656044).

541921556 is a wasteful number, since it uses less digits than its factorization.

541921556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12316414 (or 12316412 counting only the distinct ones).

The product of its digits is 54000, while the sum is 38.

The square root of 541921556 is about 23279.2086635263. The cubic root of 541921556 is about 815.2900499481.

The spelling of 541921556 in words is "five hundred forty-one million, nine hundred twenty-one thousand, five hundred fifty-six".