3621446121 has 8 divisors (see below), whose sum is σ = 4828973760. Its totient is φ = 2414107952.

The previous prime is 3621446119. The next prime is 3621446149. The reversal of 3621446121 is 1216441263.

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 3621446121 - 2¹ = 3621446119 is a prime.

It is a super-2 number, since 2×3621446121² = 26229744014611893282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621446221) 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, 5740 + ... + 85298.

It is an arithmetic number, because the mean of its divisors is an integer number (603621720).

Almost surely, 2^3621446121 is an apocalyptic number.

It is an amenable number.

3621446121 is a deficient number, since it is larger than the sum of its proper divisors (1207527639).

3621446121 is a wasteful number, since it uses less digits than its factorization.

3621446121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94735.

The product of its digits is 6912, while the sum is 30.

The square root of 3621446121 is about 60178.4522981441. The cubic root of 3621446121 is about 1535.6562421609.

Adding to 3621446121 its reverse (1216441263), we get a palindrome (4837887384).

The spelling of 3621446121 in words is "three billion, six hundred twenty-one million, four hundred forty-six thousand, one hundred twenty-one".