6652290 has 64 divisors (see below), whose sum is σ = 17252352. Its totient is φ = 1636800.

The previous prime is 6652279. The next prime is 6652301. The reversal of 6652290 is 922566.

It is an interprime number because it is at equal distance from previous prime (6652279) and next prime (6652301).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21235 + ... + 21545.

It is an arithmetic number, because the mean of its divisors is an integer number (269568).

Almost surely, 2^6652290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6652290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8626176).

6652290 is an abundant number, since it is smaller than the sum of its proper divisors (10600062).

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

6652290 is a wasteful number, since it uses less digits than its factorization.

6652290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 6652290 is about 2579.2033653824. The cubic root of 6652290 is about 188.0718187958.

The spelling of 6652290 in words is "six million, six hundred fifty-two thousand, two hundred ninety".