3562141621 has 4 divisors (see below), whose sum is σ = 3564928000. Its totient is φ = 3559355244.

The previous prime is 3562141619. The next prime is 3562141633. The reversal of 3562141621 is 1261412653.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1261412653 = 281 ⋅4489013.

It is a cyclic number.

It is not a de Polignac number, because 3562141621 - 2¹ = 3562141619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3562142621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1391271 + ... + 1393828.

It is an arithmetic number, because the mean of its divisors is an integer number (891232000).

Almost surely, 2^3562141621 is an apocalyptic number.

It is an amenable number.

3562141621 is a deficient number, since it is larger than the sum of its proper divisors (2786379).

3562141621 is a wasteful number, since it uses less digits than its factorization.

3562141621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786378.

The product of its digits is 8640, while the sum is 31.

The square root of 3562141621 is about 59683.6796871641. The cubic root of 3562141621 is about 1527.2274708244.

The spelling of 3562141621 in words is "three billion, five hundred sixty-two million, one hundred forty-one thousand, six hundred twenty-one".