534734257 has 2 divisors, whose sum is σ = 534734258. Its totient is φ = 534734256.

The previous prime is 534734243. The next prime is 534734267. The reversal of 534734257 is 752437435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 450755361 + 83978896 = 21231^2 + 9164^2 .

It is a cyclic number.

It is not a de Polignac number, because 534734257 - 2⁷ = 534734129 is a prime.

It is not a weakly prime, because it can be changed into another prime (534734267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267367128 + 267367129.

It is an arithmetic number, because the mean of its divisors is an integer number (267367129).

Almost surely, 2^534734257 is an apocalyptic number.

It is an amenable number.

534734257 is a deficient number, since it is larger than the sum of its proper divisors (1).

534734257 is an equidigital number, since it uses as much as digits as its factorization.

534734257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 352800, while the sum is 40.

The square root of 534734257 is about 23124.3217630269. The cubic root of 534734257 is about 811.6697036645.

The spelling of 534734257 in words is "five hundred thirty-four million, seven hundred thirty-four thousand, two hundred fifty-seven".