3620722 has 8 divisors (see below), whose sum is σ = 6206976. Its totient is φ = 1551732.

The previous prime is 3620713. The next prime is 3620723. The reversal of 3620722 is 2270263.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3620693 and 3620702.

It is not an unprimeable number, because it can be changed into a prime (3620723) 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, 129298 + ... + 129325.

It is an arithmetic number, because the mean of its divisors is an integer number (775872).

Almost surely, 2^3620722 is an apocalyptic number.

3620722 is a deficient number, since it is larger than the sum of its proper divisors (2586254).

3620722 is a wasteful number, since it uses less digits than its factorization.

3620722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258632.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 3620722 is about 1902.8194869719. The cubic root of 3620722 is about 153.5553882034. Note that the first 3 decimals are identical.

Adding to 3620722 its reverse (2270263), we get a palindrome (5890985).

The spelling of 3620722 in words is "three million, six hundred twenty thousand, seven hundred twenty-two".