25770338 has 24 divisors (see below), whose sum is σ = 43034544. Its totient is φ = 11563640.

The previous prime is 25770323. The next prime is 25770341. The reversal of 25770338 is 83307752.

It is a super-2 number, since 2×25770338² = 1328220641268488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25770298 and 25770307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19445 + ... + 20727.

It is an arithmetic number, because the mean of its divisors is an integer number (1793106).

Almost surely, 2^25770338 is an apocalyptic number.

25770338 is a deficient number, since it is larger than the sum of its proper divisors (17264206).

25770338 is a wasteful number, since it uses less digits than its factorization.

25770338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 25770338 is about 5076.4493496931. The cubic root of 25770338 is about 295.3747530713.

The spelling of 25770338 in words is "twenty-five million, seven hundred seventy thousand, three hundred thirty-eight".