2922556 has 72 divisors (see below), whose sum is σ = 6792576. Its totient is φ = 1088640.

The previous prime is 2922553. The next prime is 2922559. The reversal of 2922556 is 6552292.

It is an interprime number because it is at equal distance from previous prime (2922553) and next prime (2922559).

It is a Harshad number since it is a multiple of its sum of digits (31).

Its product of digits (10800) is a multiple of the sum of its prime divisors (90).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2922551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78970 + ... + 79006.

2^2922556 is an apocalyptic number.

2922556 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2922556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3396288).

2922556 is an abundant number, since it is smaller than the sum of its proper divisors (3870020).

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

2922556 is a wasteful number, since it uses less digits than its factorization.

2922556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 90 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 2922556 is about 1709.5484784001. The cubic root of 2922556 is about 142.9730824520.

The spelling of 2922556 in words is "two million, nine hundred twenty-two thousand, five hundred fifty-six".