340551225 has 216 divisors, whose sum is σ = 793877760. Its totient is φ = 138378240.

The previous prime is 340551223. The next prime is 340551229. The reversal of 340551225 is 522155043.

It is a happy number.

It is not a de Polignac number, because 340551225 - 2¹ = 340551223 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340551221) 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 in 215 ways as a sum of consecutive naturals, for example, 4310736 + ... + 4310814.

It is an arithmetic number, because the mean of its divisors is an integer number (3675360).

Almost surely, 2^340551225 is an apocalyptic number.

340551225 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

340551225 is an abundant number, since it is smaller than the sum of its proper divisors (453326535).

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

340551225 is a wasteful number, since it uses less digits than its factorization.

340551225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 340551225 is about 18454.0300476617. The cubic root of 340551225 is about 698.3301865813.

The spelling of 340551225 in words is "three hundred forty million, five hundred fifty-one thousand, two hundred twenty-five".