25745055 has 32 divisors (see below), whose sum is σ = 49849344. Its totient is φ = 11076096.

The previous prime is 25745051. The next prime is 25745087. The reversal of 25745055 is 55054752.

25745055 = 608² + 609² + ... + 670².

It is not a de Polignac number, because 25745055 - 2² = 25745051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25745051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5427 + ... + 8996.

It is an arithmetic number, because the mean of its divisors is an integer number (1557792).

Almost surely, 2^25745055 is an apocalyptic number.

25745055 is a deficient number, since it is larger than the sum of its proper divisors (24104289).

25745055 is a wasteful number, since it uses less digits than its factorization.

25745055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14455.

The product of its (nonzero) digits is 35000, while the sum is 33.

The square root of 25745055 is about 5073.9585138233. The cubic root of 25745055 is about 295.2781251386.

The spelling of 25745055 in words is "twenty-five million, seven hundred forty-five thousand, fifty-five".