25702234 has 4 divisors (see below), whose sum is σ = 38553354. Its totient is φ = 12851116.

The previous prime is 25702223. The next prime is 25702267. The reversal of 25702234 is 43220752.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14040009 + 11662225 = 3747^2 + 3415^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25702199 and 25702208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6425557 + ... + 6425560.

Almost surely, 2^25702234 is an apocalyptic number.

25702234 is a deficient number, since it is larger than the sum of its proper divisors (12851120).

25702234 is a wasteful number, since it uses less digits than its factorization.

25702234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12851119.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 25702234 is about 5069.7370740503. The cubic root of 25702234 is about 295.1143251225.

Adding to 25702234 its reverse (43220752), we get a palindrome (68922986).

The spelling of 25702234 in words is "twenty-five million, seven hundred two thousand, two hundred thirty-four".