213134032 has 30 divisors (see below), whose sum is σ = 438676598. Its totient is φ = 100296192.

The previous prime is 213134029. The next prime is 213134057. The reversal of 213134032 is 230431312.

It can be written as a sum of positive squares in 3 ways, for example, as 85082176 + 128051856 = 9224^2 + 11316^2 .

It is a super-2 number, since 2×213134032² = 90852231193154048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18423 + ... + 27670.

Almost surely, 2^213134032 is an apocalyptic number.

It is an amenable number.

213134032 is an abundant number, since it is smaller than the sum of its proper divisors (225542566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213134032 is a wasteful number, since it uses less digits than its factorization.

213134032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46135 (or 46112 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 213134032 is about 14599.1106578449. The cubic root of 213134032 is about 597.3345019951.

Adding to 213134032 its reverse (230431312), we get a palindrome (443565344).

It can be divided in two parts, 2131 and 34032, that added together give a palindrome (36163).

The spelling of 213134032 in words is "two hundred thirteen million, one hundred thirty-four thousand, thirty-two".