16652622 has 64 divisors (see below), whose sum is σ = 40932864. Its totient is φ = 4408320.

The previous prime is 16652599. The next prime is 16652633. The reversal of 16652622 is 22625661.

It is a self number, because there is not a number n which added to its sum of digits gives 16652622.

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, 59122 + ... + 59402.

It is an arithmetic number, because the mean of its divisors is an integer number (639576).

Almost surely, 2^16652622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16652622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20466432).

16652622 is an abundant number, since it is smaller than the sum of its proper divisors (24280242).

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

16652622 is a wasteful number, since it uses less digits than its factorization.

16652622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its digits is 8640, while the sum is 30.

The square root of 16652622 is about 4080.7624287625. The cubic root of 16652622 is about 255.3647068973.

The spelling of 16652622 in words is "sixteen million, six hundred fifty-two thousand, six hundred twenty-two".