6612090 has 16 divisors (see below), whose sum is σ = 15869088. Its totient is φ = 1763216.

The previous prime is 6612079. The next prime is 6612097. The reversal of 6612090 is 902166.

It is a self number, because there is not a number n which added to its sum of digits gives 6612090.

It is not an unprimeable number, because it can be changed into a prime (6612097) 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, 110172 + ... + 110231.

It is an arithmetic number, because the mean of its divisors is an integer number (991818).

Almost surely, 2^6612090 is an apocalyptic number.

6612090 is an abundant number, since it is smaller than the sum of its proper divisors (9256998).

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

6612090 is a wasteful number, since it uses less digits than its factorization.

6612090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220413.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 6612090 is about 2571.3984522046. The cubic root of 6612090 is about 187.6922117796.

Subtracting from 6612090 its sum of digits (24), we obtain a triangular number (6612066 = T₃₆₃₆).

The spelling of 6612090 in words is "six million, six hundred twelve thousand, ninety".