213413432 has 8 divisors (see below), whose sum is σ = 400150200. Its totient is φ = 106706712.

The previous prime is 213413419. The next prime is 213413437. The reversal of 213413432 is 234314312.

213413432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 213413398 and 213413407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213413437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13338332 + ... + 13338347.

It is an arithmetic number, because the mean of its divisors is an integer number (50018775).

Almost surely, 2^213413432 is an apocalyptic number.

It is an amenable number.

213413432 is a deficient number, since it is larger than the sum of its proper divisors (186736768).

213413432 is a wasteful number, since it uses less digits than its factorization.

213413432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26676685 (or 26676681 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 213413432 is about 14608.6765998841. The cubic root of 213413432 is about 597.5954057138.

Adding to 213413432 its reverse (234314312), we get a palindrome (447727744).

The spelling of 213413432 in words is "two hundred thirteen million, four hundred thirteen thousand, four hundred thirty-two".