3668620 has 24 divisors (see below), whose sum is σ = 7837200. Its totient is φ = 1442112.

The previous prime is 3668611. The next prime is 3668629. The reversal of 3668620 is 268663.

It is an interprime number because it is at equal distance from previous prime (3668611) and next prime (3668629).

It is not an unprimeable number, because it can be changed into a prime (3668629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375 + ... + 2734.

It is an arithmetic number, because the mean of its divisors is an integer number (326550).

Almost surely, 2^3668620 is an apocalyptic number.

It is an amenable number.

3668620 is an abundant number, since it is smaller than the sum of its proper divisors (4168580).

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

3668620 is a wasteful number, since it uses less digits than its factorization.

3668620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177 (or 3175 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3668620 is about 1915.3641951337. The cubic root of 3668620 is about 154.2295446783.

The spelling of 3668620 in words is "three million, six hundred sixty-eight thousand, six hundred twenty".