5256651 has 8 divisors (see below), whose sum is σ = 7179984. Its totient is φ = 3418880.

The previous prime is 5256649. The next prime is 5256653. The reversal of 5256651 is 1566525.

It is an interprime number because it is at equal distance from previous prime (5256649) and next prime (5256653).

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 5256651 - 2¹ = 5256649 is a prime.

It is a super-4 number, since 4×5256651⁴ (a number of 28 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (5256653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21246 + ... + 21491.

It is an arithmetic number, because the mean of its divisors is an integer number (897498).

Almost surely, 2^5256651 is an apocalyptic number.

5256651 is a deficient number, since it is larger than the sum of its proper divisors (1923333).

5256651 is a wasteful number, since it uses less digits than its factorization.

5256651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42781.

The product of its digits is 9000, while the sum is 30.

The square root of 5256651 is about 2292.7387552881. The cubic root of 5256651 is about 173.8746950927.

The spelling of 5256651 in words is "five million, two hundred fifty-six thousand, six hundred fifty-one".