5172726 has 64 divisors (see below), whose sum is σ = 12192768. Its totient is φ = 1448448.

The previous prime is 5172703. The next prime is 5172733. The reversal of 5172726 is 6272715.

It is a junction number, because it is equal to n+sod(n) for n = 5172693 and 5172702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62281 + ... + 62363.

It is an arithmetic number, because the mean of its divisors is an integer number (190512).

Almost surely, 2^5172726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5172726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6096384).

5172726 is an abundant number, since it is smaller than the sum of its proper divisors (7020042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5172726 is a wasteful number, since it uses less digits than its factorization.

5172726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165.

The product of its digits is 5880, while the sum is 30.

The square root of 5172726 is about 2274.3627678979. The cubic root of 5172726 is about 172.9443950179.

The spelling of 5172726 in words is "five million, one hundred seventy-two thousand, seven hundred twenty-six".