3623620361 has 4 divisors (see below), whose sum is σ = 3626272512. Its totient is φ = 3620968212.

The previous prime is 3623620337. The next prime is 3623620369. The reversal of 3623620361 is 1630263263.

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: 1630263263 = 17 ⋅95897839.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3623620361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3623620369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1324025 + ... + 1326758.

It is an arithmetic number, because the mean of its divisors is an integer number (906568128).

Almost surely, 2^3623620361 is an apocalyptic number.

It is an amenable number.

3623620361 is a deficient number, since it is larger than the sum of its proper divisors (2652151).

3623620361 is a wasteful number, since it uses less digits than its factorization.

3623620361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652150.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 3623620361 is about 60196.5145253444. The cubic root of 3623620361 is about 1535.9635059022.

The spelling of 3623620361 in words is "three billion, six hundred twenty-three million, six hundred twenty thousand, three hundred sixty-one".