537132213 has 12 divisors (see below), whose sum is σ = 778060140. Its totient is φ = 357071616.

The previous prime is 537132209. The next prime is 537132227. The reversal of 537132213 is 312231735.

It can be written as a sum of positive squares in 2 ways, for example, as 189943524 + 347188689 = 13782^2 + 18633^2 .

It is not a de Polignac number, because 537132213 - 2² = 537132209 is a prime.

It is a super-2 number, since 2×537132213² = 577022028484554738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537132203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81358 + ... + 87711.

It is an arithmetic number, because the mean of its divisors is an integer number (64838345).

Almost surely, 2^537132213 is an apocalyptic number.

It is an amenable number.

537132213 is a deficient number, since it is larger than the sum of its proper divisors (240927927).

537132213 is a wasteful number, since it uses less digits than its factorization.

537132213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169428 (or 169425 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 537132213 is about 23176.1129829831. The cubic root of 537132213 is about 812.8811752466.

Adding to 537132213 its reverse (312231735), we get a palindrome (849363948).

The spelling of 537132213 in words is "five hundred thirty-seven million, one hundred thirty-two thousand, two hundred thirteen".