1522140032 has 96 divisors (see below), whose sum is σ = 3525515760. Its totient is φ = 641249280.

The previous prime is 1522140031. The next prime is 1522140041. The reversal of 1522140032 is 2300412251.

It is a super-2 number, since 2×1522140032² = 4633820554033922048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1522139986 and 1522140013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522140031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4516568 + ... + 4516904.

Almost surely, 2^1522140032 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 1522140032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1762757880).

1522140032 is an abundant number, since it is smaller than the sum of its proper divisors (2003375728).

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

1522140032 is an frugal number, since it uses more digits than its factorization.

1522140032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500 (or 417 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1522140032 is about 39014.6130571610. The cubic root of 1522140032 is about 1150.3187602822.

Adding to 1522140032 its reverse (2300412251), we get a palindrome (3822552283).

The spelling of 1522140032 in words is "one billion, five hundred twenty-two million, one hundred forty thousand, thirty-two".