1522148328 has 128 divisors (see below), whose sum is σ = 4364284800. Its totient is φ = 491194368.

The previous prime is 1522148323. The next prime is 1522148351. The reversal of 1522148328 is 8238412251.

It is a happy number.

1522148328 is a `hidden beast` number, since 152 + 2 + 1 + 483 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1522148292 and 1522148301.

It is not an unprimeable number, because it can be changed into a prime (1522148323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2261400 + ... + 2262072.

It is an arithmetic number, because the mean of its divisors is an integer number (34095975).

Almost surely, 2^1522148328 is an apocalyptic number.

1522148328 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 1522148328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2182142400).

1522148328 is an abundant number, since it is smaller than the sum of its proper divisors (2842136472).

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

1522148328 is a wasteful number, since it uses less digits than its factorization.

1522148328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008 (or 998 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 1522148328 is about 39014.7193761534. The cubic root of 1522148328 is about 1150.3208501090.

The spelling of 1522148328 in words is "one billion, five hundred twenty-two million, one hundred forty-eight thousand, three hundred twenty-eight".