26253250 has 32 divisors (see below), whose sum is σ = 51742080. Its totient is φ = 9946800.

The previous prime is 26253203. The next prime is 26253251. The reversal of 26253250 is 5235262.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (26253251) 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 15 ways as a sum of consecutive naturals, for example, 1987 + ... + 7513.

It is an arithmetic number, because the mean of its divisors is an integer number (1616940).

Almost surely, 2^26253250 is an apocalyptic number.

26253250 is a deficient number, since it is larger than the sum of its proper divisors (25488830).

26253250 is a wasteful number, since it uses less digits than its factorization.

26253250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563 (or 5553 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 26253250 is about 5123.7925406870. The cubic root of 26253250 is about 297.2083623678.

The spelling of 26253250 in words is "twenty-six million, two hundred fifty-three thousand, two hundred fifty".