3622530 has 32 divisors (see below), whose sum is σ = 9206784. Its totient is φ = 909056.

The previous prime is 3622529. The next prime is 3622537. The reversal of 3622530 is 352263.

It is a junction number, because it is equal to n+sod(n) for n = 3622497 and 3622506.

It is not an unprimeable number, because it can be changed into a prime (3622537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3042 + ... + 4061.

It is an arithmetic number, because the mean of its divisors is an integer number (287712).

Almost surely, 2^3622530 is an apocalyptic number.

3622530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3622530 is an abundant number, since it is smaller than the sum of its proper divisors (5584254).

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

3622530 is a wasteful number, since it uses less digits than its factorization.

3622530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7130.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3622530 is about 1903.2945121552. The cubic root of 3622530 is about 153.5809431381.

Adding to 3622530 its reverse (352263), we get a palindrome (3974793).

The spelling of 3622530 in words is "three million, six hundred twenty-two thousand, five hundred thirty".