340203625 has 32 divisors (see below), whose sum is σ = 439695360. Its totient is φ = 262641600.

The previous prime is 340203623. The next prime is 340203629. The reversal of 340203625 is 526302043.

It is a happy number.

It is not a de Polignac number, because 340203625 - 2¹ = 340203623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 340203625.

It is not an unprimeable number, because it can be changed into a prime (340203623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 463759 + ... + 464491.

It is an arithmetic number, because the mean of its divisors is an integer number (13740480).

Almost surely, 2^340203625 is an apocalyptic number.

It is an amenable number.

340203625 is a deficient number, since it is larger than the sum of its proper divisors (99491735).

340203625 is an equidigital number, since it uses as much as digits as its factorization.

340203625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874 (or 864 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 340203625 is about 18444.6096461812. The cubic root of 340203625 is about 698.0925109251.

Adding to 340203625 its reverse (526302043), we get a palindrome (866505668).

The spelling of 340203625 in words is "three hundred forty million, two hundred three thousand, six hundred twenty-five".