6652940 has 24 divisors (see below), whose sum is σ = 15967392. Its totient is φ = 2280960.

The previous prime is 6652937. The next prime is 6652949. The reversal of 6652940 is 492566.

It is a super-2 number, since 2×6652940² = 88523221287200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6652897 and 6652906.

It is not an unprimeable number, because it can be changed into a prime (6652949) 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, 23621 + ... + 23900.

It is an arithmetic number, because the mean of its divisors is an integer number (665308).

Almost surely, 2^6652940 is an apocalyptic number.

It is an amenable number.

6652940 is an abundant number, since it is smaller than the sum of its proper divisors (9314452).

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

6652940 is a wasteful number, since it uses less digits than its factorization.

6652940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47537 (or 47535 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 6652940 is about 2579.3293702046. The cubic root of 6652940 is about 188.0779441401.

The spelling of 6652940 in words is "six million, six hundred fifty-two thousand, nine hundred forty".