534271645 has 4 divisors (see below), whose sum is σ = 641125980. Its totient is φ = 427417312.

The previous prime is 534271643. The next prime is 534271657. The reversal of 534271645 is 546172435.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 292717881 + 241553764 = 17109^2 + 15542^2 .

It is a cyclic number.

It is not a de Polignac number, because 534271645 - 2¹ = 534271643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534271643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53427160 + ... + 53427169.

It is an arithmetic number, because the mean of its divisors is an integer number (160281495).

Almost surely, 2^534271645 is an apocalyptic number.

It is an amenable number.

534271645 is a deficient number, since it is larger than the sum of its proper divisors (106854335).

534271645 is a wasteful number, since it uses less digits than its factorization.

534271645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106854334.

The product of its digits is 100800, while the sum is 37.

The square root of 534271645 is about 23114.3168836979. The cubic root of 534271645 is about 811.4355708696.

The spelling of 534271645 in words is "five hundred thirty-four million, two hundred seventy-one thousand, six hundred forty-five".