213701416 has 8 divisors (see below), whose sum is σ = 400690170. Its totient is φ = 106850704.

The previous prime is 213701393. The next prime is 213701431. The reversal of 213701416 is 614107312.

213701416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 126652516 + 87048900 = 11254^2 + 9330^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13356331 + ... + 13356346.

Almost surely, 2^213701416 is an apocalyptic number.

It is an amenable number.

213701416 is a deficient number, since it is larger than the sum of its proper divisors (186988754).

213701416 is a wasteful number, since it uses less digits than its factorization.

213701416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26712683 (or 26712679 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 213701416 is about 14618.5298850466. The cubic root of 213701416 is about 597.8640869631.

Adding to 213701416 its reverse (614107312), we get a palindrome (827808728).

The spelling of 213701416 in words is "two hundred thirteen million, seven hundred one thousand, four hundred sixteen".