25849034 has 16 divisors (see below), whose sum is σ = 40257000. Its totient is φ = 12433344.

The previous prime is 25849007. The next prime is 25849039. The reversal of 25849034 is 43094852.

It can be written as a sum of positive squares in 4 ways, for example, as 25030009 + 819025 = 5003^2 + 905^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25848985 and 25849003.

It is not an unprimeable number, because it can be changed into a prime (25849039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19604 + ... + 20880.

Almost surely, 2^25849034 is an apocalyptic number.

25849034 is a deficient number, since it is larger than the sum of its proper divisors (14407966).

25849034 is a wasteful number, since it uses less digits than its factorization.

25849034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 25849034 is about 5084.1945281431. The cubic root of 25849034 is about 295.6751137728.

The spelling of 25849034 in words is "twenty-five million, eight hundred forty-nine thousand, thirty-four".