4632457213 has 4 divisors (see below), whose sum is σ = 4678323228. Its totient is φ = 4586591200.

The previous prime is 4632457199. The next prime is 4632457231. The reversal of 4632457213 is 3127542364.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4575575449 + 56881764 = 67643^2 + 7542^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4632457213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4632457513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22932856 + ... + 22933057.

It is an arithmetic number, because the mean of its divisors is an integer number (1169580807).

Almost surely, 2^4632457213 is an apocalyptic number.

It is an amenable number.

4632457213 is a deficient number, since it is larger than the sum of its proper divisors (45866015).

4632457213 is a wasteful number, since it uses less digits than its factorization.

4632457213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45866014.

The product of its digits is 120960, while the sum is 37.

The square root of 4632457213 is about 68062.1569816884. The cubic root of 4632457213 is about 1667.0059076158.

Adding to 4632457213 its reverse (3127542364), we get a palindrome (7759999577).

The spelling of 4632457213 in words is "four billion, six hundred thirty-two million, four hundred fifty-seven thousand, two hundred thirteen".