5161630 has 8 divisors (see below), whose sum is σ = 9290952. Its totient is φ = 2064648.

The previous prime is 5161619. The next prime is 5161631. The reversal of 5161630 is 361615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161631) 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, 258072 + ... + 258091.

It is an arithmetic number, because the mean of its divisors is an integer number (1161369).

Almost surely, 2^5161630 is an apocalyptic number.

5161630 is a deficient number, since it is larger than the sum of its proper divisors (4129322).

5161630 is a wasteful number, since it uses less digits than its factorization.

5161630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516170.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 5161630 is about 2271.9220937347. The cubic root of 5161630 is about 172.8206456456.

The spelling of 5161630 in words is "five million, one hundred sixty-one thousand, six hundred thirty".