39221341 has 2 divisors, whose sum is σ = 39221342. Its totient is φ = 39221340.

The previous prime is 39221327. The next prime is 39221383. The reversal of 39221341 is 14312293.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33977241 + 5244100 = 5829^2 + 2290^2 .

It is a cyclic number.

It is not a de Polignac number, because 39221341 - 2⁵ = 39221309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39227341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19610670 + 19610671.

It is an arithmetic number, because the mean of its divisors is an integer number (19610671).

Almost surely, 2^39221341 is an apocalyptic number.

It is an amenable number.

39221341 is a deficient number, since it is larger than the sum of its proper divisors (1).

39221341 is an equidigital number, since it uses as much as digits as its factorization.

39221341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 25.

The square root of 39221341 is about 6262.6943882007. The cubic root of 39221341 is about 339.7614849664.

The spelling of 39221341 in words is "thirty-nine million, two hundred twenty-one thousand, three hundred forty-one".