3481235621 has 8 divisors (see below), whose sum is σ = 3561646464. Its totient is φ = 3401089120.

The previous prime is 3481235591. The next prime is 3481235629. The reversal of 3481235621 is 1265321843.

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 3481235621 - 2²² = 3477041317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481235629) 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, 39320 + ... + 92241.

It is an arithmetic number, because the mean of its divisors is an integer number (445205808).

Almost surely, 2^3481235621 is an apocalyptic number.

It is an amenable number.

3481235621 is a deficient number, since it is larger than the sum of its proper divisors (80410843).

3481235621 is a wasteful number, since it uses less digits than its factorization.

3481235621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132171.

The product of its digits is 34560, while the sum is 35.

The square root of 3481235621 is about 59001.9967543472. The cubic root of 3481235621 is about 1515.5763031655.

The spelling of 3481235621 in words is "three billion, four hundred eighty-one million, two hundred thirty-five thousand, six hundred twenty-one".