39795149 has 2 divisors, whose sum is σ = 39795150. Its totient is φ = 39795148.

The previous prime is 39795131. The next prime is 39795157. The reversal of 39795149 is 94159793.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39778249 + 16900 = 6307^2 + 130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39795149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39795109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19897574 + 19897575.

It is an arithmetic number, because the mean of its divisors is an integer number (19897575).

Almost surely, 2^39795149 is an apocalyptic number.

It is an amenable number.

39795149 is a deficient number, since it is larger than the sum of its proper divisors (1).

39795149 is an equidigital number, since it uses as much as digits as its factorization.

39795149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 47.

The square root of 39795149 is about 6308.3396389224. The cubic root of 39795149 is about 341.4103727229.

The spelling of 39795149 in words is "thirty-nine million, seven hundred ninety-five thousand, one hundred forty-nine".