25500034 has 32 divisors (see below), whose sum is σ = 46569600. Its totient is φ = 10222848.

The previous prime is 25500023. The next prime is 25500043. The reversal of 25500034 is 43000552.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25499984 and 25500020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72892 + ... + 73240.

It is an arithmetic number, because the mean of its divisors is an integer number (1455300).

Almost surely, 2^25500034 is an apocalyptic number.

25500034 is a deficient number, since it is larger than the sum of its proper divisors (21069566).

25500034 is a wasteful number, since it uses less digits than its factorization.

25500034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 25500034 is about 5049.7558356816. The cubic root of 25500034 is about 294.3383966611.

Adding to 25500034 its reverse (43000552), we get a palindrome (68500586).

The spelling of 25500034 in words is "twenty-five million, five hundred thousand, thirty-four".