1522368 has 56 divisors (see below), whose sum is σ = 4480560. Its totient is φ = 506880.

The previous prime is 1522363. The next prime is 1522369. The reversal of 1522368 is 8632251.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1522361) 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, 1288 + ... + 2168.

It is an arithmetic number, because the mean of its divisors is an integer number (80010).

2^1522368 is an apocalyptic number.

1522368 is a gapful number since it is divisible by the number (18) 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 1522368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2240280).

1522368 is an abundant number, since it is smaller than the sum of its proper divisors (2958192).

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

1522368 is an equidigital number, since it uses as much as digits as its factorization.

1522368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 886 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1522368 is about 1233.8427776666. The cubic root of 1522368 is about 115.0376184429.

The spelling of 1522368 in words is "one million, five hundred twenty-two thousand, three hundred sixty-eight".