39364769 has 2 divisors, whose sum is σ = 39364770. Its totient is φ = 39364768.

The previous prime is 39364729. The next prime is 39364811. The reversal of 39364769 is 96746393.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32913169 + 6451600 = 5737^2 + 2540^2 .

It is a cyclic number.

It is not a de Polignac number, because 39364769 - 2¹⁶ = 39299233 is a prime.

It is a super-2 number, since 2×39364769² = 3099170076846722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (39364729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19682384 + 19682385.

It is an arithmetic number, because the mean of its divisors is an integer number (19682385).

Almost surely, 2^39364769 is an apocalyptic number.

It is an amenable number.

39364769 is a deficient number, since it is larger than the sum of its proper divisors (1).

39364769 is an equidigital number, since it uses as much as digits as its factorization.

39364769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 47.

The square root of 39364769 is about 6274.1349204492. The cubic root of 39364769 is about 340.1751375663.

The spelling of 39364769 in words is "thirty-nine million, three hundred sixty-four thousand, seven hundred sixty-nine".