25697346 has 16 divisors (see below), whose sum is σ = 51467808. Its totient is φ = 8553600.

The previous prime is 25697333. The next prime is 25697369. The reversal of 25697346 is 64379652.

It is a junction number, because it is equal to n+sod(n) for n = 25697298 and 25697307.

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, 2226 + ... + 7506.

It is an arithmetic number, because the mean of its divisors is an integer number (3216738).

Almost surely, 2^25697346 is an apocalyptic number.

25697346 is an abundant number, since it is smaller than the sum of its proper divisors (25770462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25697346 is a wasteful number, since it uses less digits than its factorization.

25697346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6097.

The product of its digits is 272160, while the sum is 42.

The square root of 25697346 is about 5069.2549748459. The cubic root of 25697346 is about 295.0956158503.

The spelling of 25697346 in words is "twenty-five million, six hundred ninety-seven thousand, three hundred forty-six".