3620530 has 8 divisors (see below), whose sum is σ = 6516972. Its totient is φ = 1448208.

The previous prime is 3620501. The next prime is 3620537. The reversal of 3620530 is 350263.

It can be written as a sum of positive squares in 2 ways, for example, as 3538161 + 82369 = 1881^2 + 287^2 .

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 = 3620498 and 3620507.

It is not an unprimeable number, because it can be changed into a prime (3620537) 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, 181017 + ... + 181036.

Almost surely, 2^3620530 is an apocalyptic number.

3620530 is a deficient number, since it is larger than the sum of its proper divisors (2896442).

3620530 is a wasteful number, since it uses less digits than its factorization.

3620530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362060.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 3620530 is about 1902.7690348542. The cubic root of 3620530 is about 153.5526739053.

Adding to 3620530 its reverse (350263), we get a palindrome (3970793).

The spelling of 3620530 in words is "three million, six hundred twenty thousand, five hundred thirty".