3720434363 has 4 divisors (see below), whose sum is σ = 3720565680. Its totient is φ = 3720303048.

The previous prime is 3720434353. The next prime is 3720434371. The reversal of 3720434363 is 3634340273.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3720434363 - 2¹² = 3720430267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3720434303) 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, 3623 + ... + 86336.

It is an arithmetic number, because the mean of its divisors is an integer number (930141420).

Almost surely, 2^3720434363 is an apocalyptic number.

3720434363 is a deficient number, since it is larger than the sum of its proper divisors (131317).

3720434363 is an equidigital number, since it uses as much as digits as its factorization.

3720434363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131316.

The product of its (nonzero) digits is 108864, while the sum is 35.

The square root of 3720434363 is about 60995.3634549381. The cubic root of 3720434363 is about 1549.5224839138.

The spelling of 3720434363 in words is "three billion, seven hundred twenty million, four hundred thirty-four thousand, three hundred sixty-three".