26223057 has 12 divisors (see below), whose sum is σ = 43288960. Its totient is φ = 14984568.

The previous prime is 26223037. The next prime is 26223073. The reversal of 26223057 is 75032262.

26223057 is a `hidden beast` number, since 2 + 622 + 30 + 5 + 7 = 666.

It is not a de Polignac number, because 26223057 - 2¹² = 26218961 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26223057.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26223037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208057 + ... + 208182.

Almost surely, 2^26223057 is an apocalyptic number.

It is an amenable number.

26223057 is a deficient number, since it is larger than the sum of its proper divisors (17065903).

26223057 is a wasteful number, since it uses less digits than its factorization.

26223057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416252 (or 416249 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 26223057 is about 5120.8453403711. The cubic root of 26223057 is about 297.0943821384.

The spelling of 26223057 in words is "twenty-six million, two hundred twenty-three thousand, fifty-seven".