3720063 has 4 divisors (see below), whose sum is σ = 4960088. Its totient is φ = 2480040.

The previous prime is 3720037. The next prime is 3720103. The reversal of 3720063 is 3600273.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3720063 - 2⁶ = 3719999 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3720023) 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, 620008 + ... + 620013.

It is an arithmetic number, because the mean of its divisors is an integer number (1240022).

Almost surely, 2^3720063 is an apocalyptic number.

3720063 is a deficient number, since it is larger than the sum of its proper divisors (1240025).

3720063 is a wasteful number, since it uses less digits than its factorization.

3720063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240024.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 3720063 is about 1928.7464841186. The cubic root of 3720063 is about 154.9470925914.

It can be divided in two parts, 37 and 20063, that added together give a triangular number (20100 = T₂₀₀).

The spelling of 3720063 in words is "three million, seven hundred twenty thousand, sixty-three".