537070213 has 4 divisors (see below), whose sum is σ = 537336940. Its totient is φ = 536803488.

The previous prime is 537070189. The next prime is 537070223. The reversal of 537070213 is 312070735.

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 351075169 + 185995044 = 18737^2 + 13638^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-537070213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537070223) 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, 130320 + ... + 134377.

It is an arithmetic number, because the mean of its divisors is an integer number (134334235).

Almost surely, 2^537070213 is an apocalyptic number.

It is an amenable number.

537070213 is a deficient number, since it is larger than the sum of its proper divisors (266727).

537070213 is a wasteful number, since it uses less digits than its factorization.

537070213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266726.

The product of its (nonzero) digits is 4410, while the sum is 28.

The square root of 537070213 is about 23174.7753602921. The cubic root of 537070213 is about 812.8498976760.

The spelling of 537070213 in words is "five hundred thirty-seven million, seventy thousand, two hundred thirteen".