39052639 has 2 divisors, whose sum is σ = 39052640. Its totient is φ = 39052638.

The previous prime is 39052603. The next prime is 39052669. The reversal of 39052639 is 93625093.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39052639 - 2⁷ = 39052511 is a prime.

It is a super-2 number, since 2×39052639² = 3050217225728642, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 39052598 and 39052607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39052669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19526319 + 19526320.

It is an arithmetic number, because the mean of its divisors is an integer number (19526320).

Almost surely, 2^39052639 is an apocalyptic number.

39052639 is a deficient number, since it is larger than the sum of its proper divisors (1).

39052639 is an equidigital number, since it uses as much as digits as its factorization.

39052639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 37.

The square root of 39052639 is about 6249.2110702072. The cubic root of 39052639 is about 339.2736483413.

The spelling of 39052639 in words is "thirty-nine million, fifty-two thousand, six hundred thirty-nine".