41726921 has 2 divisors, whose sum is σ = 41726922. Its totient is φ = 41726920.

The previous prime is 41726903. The next prime is 41726933. The reversal of 41726921 is 12962714.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38887696 + 2839225 = 6236^2 + 1685^2 .

It is a cyclic number.

It is not a de Polignac number, because 41726921 - 2¹⁰ = 41725897 is a prime.

It is a super-2 number, since 2×41726921² = 3482271872280482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41726941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20863460 + 20863461.

It is an arithmetic number, because the mean of its divisors is an integer number (20863461).

Almost surely, 2^41726921 is an apocalyptic number.

It is an amenable number.

41726921 is a deficient number, since it is larger than the sum of its proper divisors (1).

41726921 is an equidigital number, since it uses as much as digits as its factorization.

41726921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 41726921 is about 6459.6378381454. The cubic root of 41726921 is about 346.8476687715.

The spelling of 41726921 in words is "forty-one million, seven hundred twenty-six thousand, nine hundred twenty-one".