25525701 has 24 divisors (see below), whose sum is σ = 38244960. Its totient is φ = 16394976.

The previous prime is 25525693. The next prime is 25525723. The reversal of 25525701 is 10752552.

It is a happy number.

It is not a de Polignac number, because 25525701 - 2³ = 25525693 is a prime.

It is a super-2 number, since 2×25525701² = 1303122823082802, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25525781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27690 + ... + 28596.

It is an arithmetic number, because the mean of its divisors is an integer number (1593540).

Almost surely, 2^25525701 is an apocalyptic number.

It is an amenable number.

25525701 is a deficient number, since it is larger than the sum of its proper divisors (12719259).

25525701 is a wasteful number, since it uses less digits than its factorization.

25525701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025 (or 1022 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 27.

The square root of 25525701 is about 5052.2966064949. The cubic root of 25525701 is about 294.4371187555.

The spelling of 25525701 in words is "twenty-five million, five hundred twenty-five thousand, seven hundred one".