3457825 has 12 divisors (see below), whose sum is σ = 4900480. Its totient is φ = 2370960.

The previous prime is 3457819. The next prime is 3457841. The reversal of 3457825 is 5287543.

It is a happy number.

It is not a de Polignac number, because 3457825 - 2¹⁷ = 3326753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9705 + ... + 10054.

Almost surely, 2^3457825 is an apocalyptic number.

3457825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3457825 is a deficient number, since it is larger than the sum of its proper divisors (1442655).

3457825 is a wasteful number, since it uses less digits than its factorization.

3457825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19776 (or 19771 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 3457825 is about 1859.5227882443. The cubic root of 3457825 is about 151.2171342200.

The spelling of 3457825 in words is "three million, four hundred fifty-seven thousand, eight hundred twenty-five".