3403625221 has 8 divisors (see below), whose sum is σ = 3413030400. Its totient is φ = 3394233648.

The previous prime is 3403625213. The next prime is 3403625237. The reversal of 3403625221 is 1225263043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3403625221 - 2³ = 3403625213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3403625221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3403625521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666540 + ... + 671626.

It is an arithmetic number, because the mean of its divisors is an integer number (426628800).

Almost surely, 2^3403625221 is an apocalyptic number.

It is an amenable number.

3403625221 is a deficient number, since it is larger than the sum of its proper divisors (9405179).

3403625221 is a wasteful number, since it uses less digits than its factorization.

3403625221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6803.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 3403625221 is about 58340.5966801849. The cubic root of 3403625221 is about 1504.2288402181.

Adding to 3403625221 its reverse (1225263043), we get a palindrome (4628888264).

The spelling of 3403625221 in words is "three billion, four hundred three million, six hundred twenty-five thousand, two hundred twenty-one".