5026661 has 2 divisors, whose sum is σ = 5026662. Its totient is φ = 5026660.

The previous prime is 5026649. The next prime is 5026687. The reversal of 5026661 is 1666205.

It is an a-pointer prime, because the next prime (5026687) can be obtained adding 5026661 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3976036 + 1050625 = 1994^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 5026661 - 2⁶ = 5026597 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5026661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5026261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2513330 + 2513331.

It is an arithmetic number, because the mean of its divisors is an integer number (2513331).

Almost surely, 2^5026661 is an apocalyptic number.

It is an amenable number.

5026661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5026661 is an equidigital number, since it uses as much as digits as its factorization.

5026661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 5026661 is about 2242.0216323666. The cubic root of 5026661 is about 171.3009871799.

The spelling of 5026661 in words is "five million, twenty-six thousand, six hundred sixty-one".