3252471621 has 8 divisors (see below), whose sum is σ = 4956147264. Its totient is φ = 1858555200.

The previous prime is 3252471571. The next prime is 3252471641. The reversal of 3252471621 is 1261742523.

3252471621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3252471621 - 2⁶ = 3252471557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3252471641) 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, 77439780 + ... + 77439821.

It is an arithmetic number, because the mean of its divisors is an integer number (619518408).

Almost surely, 2^3252471621 is an apocalyptic number.

It is an amenable number.

3252471621 is a deficient number, since it is larger than the sum of its proper divisors (1703675643).

3252471621 is a wasteful number, since it uses less digits than its factorization.

3252471621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154879611.

The product of its digits is 20160, while the sum is 33.

The square root of 3252471621 is about 57030.4446852731. Note that the first 3 decimals coincide. The cubic root of 3252471621 is about 1481.6234348248.

The spelling of 3252471621 in words is "three billion, two hundred fifty-two million, four hundred seventy-one thousand, six hundred twenty-one".