3620772 has 36 divisors (see below), whose sum is σ = 9369360. Its totient is φ = 1178352.

The previous prime is 3620767. The next prime is 3620789. The reversal of 3620772 is 2770263.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379 + ... + 2717.

It is an arithmetic number, because the mean of its divisors is an integer number (260260).

Almost surely, 2^3620772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3620772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4684680).

3620772 is an abundant number, since it is smaller than the sum of its proper divisors (5748588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3620772 is a wasteful number, since it uses less digits than its factorization.

3620772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392 (or 2387 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 3620772 is about 1902.8326253247. The cubic root of 3620772 is about 153.5560950361.

The spelling of 3620772 in words is "three million, six hundred twenty thousand, seven hundred seventy-two".