535457 has 4 divisors (see below), whose sum is σ = 576660. Its totient is φ = 494256.

The previous prime is 535399. The next prime is 535481. The reversal of 535457 is 754535.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 754535 = 5 ⋅150907.

It can be written as a sum of positive squares in 2 ways, for example, as 22801 + 512656 = 151^2 + 716^2 .

It is a cyclic number.

It is not a de Polignac number, because 535457 - 2¹⁸ = 273313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535487) 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, 20582 + ... + 20607.

It is an arithmetic number, because the mean of its divisors is an integer number (144165).

2⁵³⁵⁴⁵⁷ is an apocalyptic number.

It is an amenable number.

535457 is a deficient number, since it is larger than the sum of its proper divisors (41203).

535457 is a wasteful number, since it uses less digits than its factorization.

535457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41202.

The product of its digits is 10500, while the sum is 29.

The square root of 535457 is about 731.7492740003. The cubic root of 535457 is about 81.2035221360.

The spelling of 535457 in words is "five hundred thirty-five thousand, four hundred fifty-seven".