534350521 has 4 divisors (see below), whose sum is σ = 535252212. Its totient is φ = 533448832.

The previous prime is 534350519. The next prime is 534350533. The reversal of 534350521 is 125053435.

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 273075625 + 261274896 = 16525^2 + 16164^2 .

It is a cyclic number.

It is not a de Polignac number, because 534350521 - 2¹ = 534350519 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 534350521.

It is not an unprimeable number, because it can be changed into a prime (534350501) 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, 449956 + ... + 451141.

It is an arithmetic number, because the mean of its divisors is an integer number (133813053).

Almost surely, 2^534350521 is an apocalyptic number.

It is an amenable number.

534350521 is a deficient number, since it is larger than the sum of its proper divisors (901691).

534350521 is an equidigital number, since it uses as much as digits as its factorization.

534350521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901690.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 534350521 is about 23116.0230359809. The cubic root of 534350521 is about 811.4755003969.

The spelling of 534350521 in words is "five hundred thirty-four million, three hundred fifty thousand, five hundred twenty-one".