3425561321 has 8 divisors (see below), whose sum is σ = 4216075584. Its totient is φ = 2710334160.

The previous prime is 3425561267. The next prime is 3425561329. The reversal of 3425561321 is 1231655243.

It is a happy number.

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 3425561321 - 2¹⁰ = 3425560297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3425561329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18821675 + ... + 18821856.

It is an arithmetic number, because the mean of its divisors is an integer number (527009448).

Almost surely, 2^3425561321 is an apocalyptic number.

It is an amenable number.

3425561321 is a deficient number, since it is larger than the sum of its proper divisors (790514263).

3425561321 is a wasteful number, since it uses less digits than its factorization.

3425561321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37643551.

The product of its digits is 21600, while the sum is 32.

The square root of 3425561321 is about 58528.2950460715. The cubic root of 3425561321 is about 1507.4534686007.

The spelling of 3425561321 in words is "three billion, four hundred twenty-five million, five hundred sixty-one thousand, three hundred twenty-one".