3621461331 has 8 divisors (see below), whose sum is σ = 4873742784. Its totient is φ = 2391743720.

The previous prime is 3621461317. The next prime is 3621461369. The reversal of 3621461331 is 1331641263.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3621461331 is a prime.

It is a super-2 number, since 2×3621461331² = 26229964343856583122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3621461131) 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, 5640585 + ... + 5641226.

It is an arithmetic number, because the mean of its divisors is an integer number (609217848).

Almost surely, 2^3621461331 is an apocalyptic number.

3621461331 is a deficient number, since it is larger than the sum of its proper divisors (1252281453).

3621461331 is a wasteful number, since it uses less digits than its factorization.

3621461331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11281921.

The product of its digits is 7776, while the sum is 30.

The square root of 3621461331 is about 60178.5786721488. The cubic root of 3621461331 is about 1535.6583920662.

The spelling of 3621461331 in words is "three billion, six hundred twenty-one million, four hundred sixty-one thousand, three hundred thirty-one".