25214434 has 16 divisors (see below), whose sum is σ = 45767808. Its totient is φ = 10170432.

The previous prime is 25214401. The next prime is 25214447. The reversal of 25214434 is 43441252.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25214399 and 25214408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52734 + ... + 53209.

It is an arithmetic number, because the mean of its divisors is an integer number (2860488).

Almost surely, 2^25214434 is an apocalyptic number.

25214434 is a deficient number, since it is larger than the sum of its proper divisors (20553374).

25214434 is a wasteful number, since it uses less digits than its factorization.

25214434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105969.

The product of its digits is 3840, while the sum is 25.

The square root of 25214434 is about 5021.3976142106. The cubic root of 25214434 is about 293.2354066482.

Adding to 25214434 its reverse (43441252), we get a palindrome (68655686).

The spelling of 25214434 in words is "twenty-five million, two hundred fourteen thousand, four hundred thirty-four".