39064429 has 2 divisors, whose sum is σ = 39064430. Its totient is φ = 39064428.

The previous prime is 39064393. The next prime is 39064447. The reversal of 39064429 is 92446093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35462025 + 3602404 = 5955^2 + 1898^2 .

It is a cyclic number.

It is not a de Polignac number, because 39064429 - 2¹⁷ = 38933357 is a prime.

It is a super-2 number, since 2×39064429² = 3052059226192082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39064499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19532214 + 19532215.

It is an arithmetic number, because the mean of its divisors is an integer number (19532215).

Almost surely, 2^39064429 is an apocalyptic number.

It is an amenable number.

39064429 is a deficient number, since it is larger than the sum of its proper divisors (1).

39064429 is an equidigital number, since it uses as much as digits as its factorization.

39064429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 39064429 is about 6250.1543180949. The cubic root of 39064429 is about 339.3077871681.

It can be divided in two parts, 39064 and 429, that added together give a palindrome (39493).

The spelling of 39064429 in words is "thirty-nine million, sixty-four thousand, four hundred twenty-nine".