340533425 has 12 divisors (see below), whose sum is σ = 422503836. Its totient is φ = 272270400.

The previous prime is 340533421. The next prime is 340533433. The reversal of 340533425 is 524335043.

It can be written as a sum of positive squares in 6 ways, for example, as 57121 + 340476304 = 239^2 + 18452^2 .

It is not a de Polignac number, because 340533425 - 2² = 340533421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340533421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62927 + ... + 68123.

It is an arithmetic number, because the mean of its divisors is an integer number (35208653).

Almost surely, 2^340533425 is an apocalyptic number.

It is an amenable number.

340533425 is a deficient number, since it is larger than the sum of its proper divisors (81970411).

340533425 is a wasteful number, since it uses less digits than its factorization.

340533425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7828 (or 7823 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 29.

The square root of 340533425 is about 18453.5477618804. The cubic root of 340533425 is about 698.3180195484.

Adding to 340533425 its reverse (524335043), we get a palindrome (864868468).

The spelling of 340533425 in words is "three hundred forty million, five hundred thirty-three thousand, four hundred twenty-five".