41421566 has 8 divisors (see below), whose sum is σ = 62269680. Its totient is φ = 20665008.

The previous prime is 41421559. The next prime is 41421593. The reversal of 41421566 is 66512414.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×41421566² = 3431492259784712, which contains 22 as substring.

It is a Curzon number.

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, 21746 + ... + 23573.

It is an arithmetic number, because the mean of its divisors is an integer number (7783710).

Almost surely, 2^41421566 is an apocalyptic number.

41421566 is a deficient number, since it is larger than the sum of its proper divisors (20848114).

41421566 is a wasteful number, since it uses less digits than its factorization.

41421566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45778.

The product of its digits is 5760, while the sum is 29.

The square root of 41421566 is about 6435.9588252257. The cubic root of 41421566 is about 345.9995266569. Note that the first 3 decimals are identical.

The spelling of 41421566 in words is "forty-one million, four hundred twenty-one thousand, five hundred sixty-six".