25625007 has 12 divisors (see below), whose sum is σ = 37107304. Its totient is φ = 17040240.

The previous prime is 25624961. The next prime is 25625029. The reversal of 25625007 is 70052652.

It is not a de Polignac number, because 25625007 - 2⁶ = 25624943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25625087) 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, 408 + ... + 7170.

Almost surely, 2^25625007 is an apocalyptic number.

25625007 is a deficient number, since it is larger than the sum of its proper divisors (11482297).

25625007 is a wasteful number, since it uses less digits than its factorization.

25625007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7190 (or 7187 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 25625007 is about 5062.1148742398. The cubic root of 25625007 is about 294.8184538438.

Adding to 25625007 its reverse (70052652), we get a palindrome (95677659).

It can be divided in two parts, 2562 and 5007, that added together give a square (7569 = 87²).

The spelling of 25625007 in words is "twenty-five million, six hundred twenty-five thousand, seven".