537254643 has 4 divisors (see below), whose sum is σ = 716339528. Its totient is φ = 358169760.

The previous prime is 537254623. The next prime is 537254647. The reversal of 537254643 is 346452735.

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

It is not a de Polignac number, because 537254643 - 2¹⁸ = 536992499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537254647) 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, 89542438 + ... + 89542443.

It is an arithmetic number, because the mean of its divisors is an integer number (179084882).

Almost surely, 2^537254643 is an apocalyptic number.

537254643 is a deficient number, since it is larger than the sum of its proper divisors (179084885).

537254643 is a wasteful number, since it uses less digits than its factorization.

537254643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179084884.

The product of its digits is 302400, while the sum is 39.

The square root of 537254643 is about 23178.7541295903. The cubic root of 537254643 is about 812.9429312907.

The spelling of 537254643 in words is "five hundred thirty-seven million, two hundred fifty-four thousand, six hundred forty-three".