3651330 has 16 divisors (see below), whose sum is σ = 8763264. Its totient is φ = 973680.

The previous prime is 3651293. The next prime is 3651341. The reversal of 3651330 is 331563.

It is a junction number, because it is equal to n+sod(n) for n = 3651297 and 3651306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60826 + ... + 60885.

It is an arithmetic number, because the mean of its divisors is an integer number (547704).

Almost surely, 2^3651330 is an apocalyptic number.

3651330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3651330 is an abundant number, since it is smaller than the sum of its proper divisors (5111934).

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

3651330 is a wasteful number, since it uses less digits than its factorization.

3651330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121721.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 3651330 is about 1910.8453626602. The cubic root of 3651330 is about 153.9868713157.

Adding to 3651330 its reverse (331563), we get a palindrome (3982893).

The spelling of 3651330 in words is "three million, six hundred fifty-one thousand, three hundred thirty".