6620034 has 8 divisors (see below), whose sum is σ = 13240080. Its totient is φ = 2206676.

The previous prime is 6620027. The next prime is 6620039. The reversal of 6620034 is 4300266.

It is a sphenic number, since it is the product of 3 distinct primes.

6620034 is an admirable number.

It is a super-2 number, since 2×6620034² = 87649700322312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6620039) 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, 551664 + ... + 551675.

It is an arithmetic number, because the mean of its divisors is an integer number (1655010).

Almost surely, 2^6620034 is an apocalyptic number.

6620034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6620034 is a wasteful number, since it uses less digits than its factorization.

6620034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103344.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 6620034 is about 2572.9426732829. The cubic root of 6620034 is about 187.7673483957.

It can be divided in two parts, 66 and 20034, that added together give a triangular number (20100 = T₂₀₀).

The spelling of 6620034 in words is "six million, six hundred twenty thousand, thirty-four".