1928622 has 16 divisors (see below), whose sum is σ = 3889152. Its totient is φ = 637560.

The previous prime is 1928621. The next prime is 1928623. The reversal of 1928622 is 2268291.

It is an interprime number because it is at equal distance from previous prime (1928621) and next prime (1928623).

It is a self number, because there is not a number n which added to its sum of digits gives 1928622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1928621) 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, 504 + ... + 2027.

It is an arithmetic number, because the mean of its divisors is an integer number (243072).

2^1928622 is an apocalyptic number.

1928622 is an abundant number, since it is smaller than the sum of its proper divisors (1960530).

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

1928622 is a wasteful number, since it uses less digits than its factorization.

1928622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663.

The product of its digits is 3456, while the sum is 30.

The square root of 1928622 is about 1388.7483573348. The cubic root of 1928622 is about 124.4750679902.

The spelling of 1928622 in words is "one million, nine hundred twenty-eight thousand, six hundred twenty-two".