534280657 has 4 divisors (see below), whose sum is σ = 534499696. Its totient is φ = 534061620.

The previous prime is 534280619. The next prime is 534280699. The reversal of 534280657 is 756082435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 534280657 - 2¹⁹ = 533756369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534280157) 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, 105819 + ... + 110752.

It is an arithmetic number, because the mean of its divisors is an integer number (133624924).

Almost surely, 2^534280657 is an apocalyptic number.

It is an amenable number.

534280657 is a deficient number, since it is larger than the sum of its proper divisors (219039).

534280657 is a wasteful number, since it uses less digits than its factorization.

534280657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219038.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 534280657 is about 23114.5118269887. The cubic root of 534280657 is about 811.4401332280.

The spelling of 534280657 in words is "five hundred thirty-four million, two hundred eighty thousand, six hundred fifty-seven".