5725631 has 4 divisors (see below), whose sum is σ = 6027000. Its totient is φ = 5424264.

The previous prime is 5725627. The next prime is 5725663. The reversal of 5725631 is 1365275.

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

It is a cyclic number.

It is not a de Polignac number, because 5725631 - 2² = 5725627 is a prime.

It is a super-2 number, since 2×5725631² = 65565700696322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5725594 and 5725603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5725331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150656 + ... + 150693.

It is an arithmetic number, because the mean of its divisors is an integer number (1506750).

Almost surely, 2^5725631 is an apocalyptic number.

5725631 is a deficient number, since it is larger than the sum of its proper divisors (301369).

5725631 is a wasteful number, since it uses less digits than its factorization.

5725631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301368.

The product of its digits is 6300, while the sum is 29.

The square root of 5725631 is about 2392.8290787267. The cubic root of 5725631 is about 178.8989473631.

The spelling of 5725631 in words is "five million, seven hundred twenty-five thousand, six hundred thirty-one".