1522928 has 40 divisors (see below), whose sum is σ = 3414960. Its totient is φ = 650240.

The previous prime is 1522897. The next prime is 1522933. The reversal of 1522928 is 8292251.

It is a self number, because there is not a number n which added to its sum of digits gives 1522928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2738 + ... + 3246.

It is an arithmetic number, because the mean of its divisors is an integer number (85374).

2^1522928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1522928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1707480).

1522928 is an abundant number, since it is smaller than the sum of its proper divisors (1892032).

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

1522928 is a wasteful number, since it uses less digits than its factorization.

1522928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 539 counting only the distinct ones).

The product of its digits is 2880, while the sum is 29.

The square root of 1522928 is about 1234.0696900905. The cubic root of 1522928 is about 115.0517221657.

The spelling of 1522928 in words is "one million, five hundred twenty-two thousand, nine hundred twenty-eight".