434038069 has 2 divisors, whose sum is σ = 434038070. Its totient is φ = 434038068.

The previous prime is 434038061. The next prime is 434038079. The reversal of 434038069 is 960830434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 389549169 + 44488900 = 19737^2 + 6670^2 .

It is a cyclic number.

It is not a de Polignac number, because 434038069 - 2³ = 434038061 is a prime.

It is a super-2 number, since 2×434038069² = 376778090682497522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434038061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217019034 + 217019035.

It is an arithmetic number, because the mean of its divisors is an integer number (217019035).

Almost surely, 2^434038069 is an apocalyptic number.

It is an amenable number.

434038069 is a deficient number, since it is larger than the sum of its proper divisors (1).

434038069 is an equidigital number, since it uses as much as digits as its factorization.

434038069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 434038069 is about 20833.5803212026. The cubic root of 434038069 is about 757.1395644248.

The spelling of 434038069 in words is "four hundred thirty-four million, thirty-eight thousand, sixty-nine".