537330457 has 4 divisors (see below), whose sum is σ = 537442740. Its totient is φ = 537218176.

The previous prime is 537330449. The next prime is 537330487. The reversal of 537330457 is 754033735.

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 112805641 + 424524816 = 10621^2 + 20604^2 .

It is a cyclic number.

It is not a de Polignac number, because 537330457 - 2³ = 537330449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537330487) 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, 48628 + ... + 58645.

It is an arithmetic number, because the mean of its divisors is an integer number (134360685).

Almost surely, 2^537330457 is an apocalyptic number.

It is an amenable number.

537330457 is a deficient number, since it is larger than the sum of its proper divisors (112283).

537330457 is a wasteful number, since it uses less digits than its factorization.

537330457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112282.

The product of its (nonzero) digits is 132300, while the sum is 37.

The square root of 537330457 is about 23180.3894919822. The cubic root of 537330457 is about 812.9811686252.

The spelling of 537330457 in words is "five hundred thirty-seven million, three hundred thirty thousand, four hundred fifty-seven".