213484312 has 32 divisors (see below), whose sum is σ = 415364400. Its totient is φ = 102743424.

The previous prime is 213484309. The next prime is 213484319.

213484312 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×213484312² = 91151102940226688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213484319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85303 + ... + 87769.

Almost surely, 2^213484312 is an apocalyptic number.

It is an amenable number.

213484312 is a deficient number, since it is larger than the sum of its proper divisors (201880088).

213484312 is a wasteful number, since it uses less digits than its factorization.

213484312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2875 (or 2871 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 213484312 is about 14611.1023540320. The cubic root of 213484312 is about 597.6615572418.

The spelling of 213484312 in words is "two hundred thirteen million, four hundred eighty-four thousand, three hundred twelve".