39486061 has 2 divisors, whose sum is σ = 39486062. Its totient is φ = 39486060.

The previous prime is 39486059. The next prime is 39486071. The reversal of 39486061 is 16068493.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35462025 + 4024036 = 5955^2 + 2006^2 .

It is a cyclic number.

It is not a de Polignac number, because 39486061 - 2¹ = 39486059 is a prime.

Together with 39486059, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 39486061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39486001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19743030 + 19743031.

It is an arithmetic number, because the mean of its divisors is an integer number (19743031).

Almost surely, 2^39486061 is an apocalyptic number.

It is an amenable number.

39486061 is a deficient number, since it is larger than the sum of its proper divisors (1).

39486061 is an equidigital number, since it uses as much as digits as its factorization.

39486061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 39486061 is about 6283.7935198413. The cubic root of 39486061 is about 340.5241655464.

The spelling of 39486061 in words is "thirty-nine million, four hundred eighty-six thousand, sixty-one".