26428264 has 8 divisors (see below), whose sum is σ = 49553010. Its totient is φ = 13214128.

The previous prime is 26428253. The next prime is 26428267. The reversal of 26428264 is 46282462.

It can be written as a sum of positive squares in only one way, i.e., 19448100 + 6980164 = 4410^2 + 2642^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (26428267) 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 as a sum of consecutive naturals, namely, 1651759 + ... + 1651774.

Almost surely, 2^26428264 is an apocalyptic number.

It is an amenable number.

26428264 is a deficient number, since it is larger than the sum of its proper divisors (23124746).

26428264 is a wasteful number, since it uses less digits than its factorization.

26428264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303539 (or 3303535 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

The square root of 26428264 is about 5140.8427324710. The cubic root of 26428264 is about 297.8673343084.

The spelling of 26428264 in words is "twenty-six million, four hundred twenty-eight thousand, two hundred sixty-four".