5173621 has 8 divisors (see below), whose sum is σ = 5379584. Its totient is φ = 4970160.

The previous prime is 5173613. The next prime is 5173657. The reversal of 5173621 is 1263715.

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

It is a cyclic number.

It is not a de Polignac number, because 5173621 - 2³ = 5173613 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 (5177621) 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, 4336 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (672448).

Almost surely, 2^5173621 is an apocalyptic number.

It is an amenable number.

5173621 is a deficient number, since it is larger than the sum of its proper divisors (205963).

5173621 is a wasteful number, since it uses less digits than its factorization.

5173621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251.

The product of its digits is 1260, while the sum is 25.

The square root of 5173621 is about 2274.5595177968. The cubic root of 5173621 is about 172.9543688890.

The spelling of 5173621 in words is "five million, one hundred seventy-three thousand, six hundred twenty-one".