25673234 has 4 divisors (see below), whose sum is σ = 38509854. Its totient is φ = 12836616.

The previous prime is 25673231. The next prime is 25673243. The reversal of 25673234 is 43237652.

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., 14417209 + 11256025 = 3797^2 + 3355^2 .

It is a super-2 number, since 2×25673234² = 1318229888037512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25673234.

It is not an unprimeable number, because it can be changed into a prime (25673231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6418307 + ... + 6418310.

Almost surely, 2^25673234 is an apocalyptic number.

25673234 is a deficient number, since it is larger than the sum of its proper divisors (12836620).

25673234 is a wasteful number, since it uses less digits than its factorization.

25673234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12836619.

The product of its digits is 30240, while the sum is 32.

The square root of 25673234 is about 5066.8761579498. The cubic root of 25673234 is about 295.0032902056.

The spelling of 25673234 in words is "twenty-five million, six hundred seventy-three thousand, two hundred thirty-four".