1481522240 has 112 divisors (see below), whose sum is σ = 3973031424. Its totient is φ = 521318400.

The previous prime is 1481522227. The next prime is 1481522261. The reversal of 1481522240 is 422251841.

It is a super-2 number, since 2×1481522240² = 4389816295229235200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102332 + ... + 115908.

Almost surely, 2^1481522240 is an apocalyptic number.

1481522240 is a gapful number since it is divisible by the number (10) 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 1481522240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1986515712).

1481522240 is an abundant number, since it is smaller than the sum of its proper divisors (2491509184).

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

1481522240 is a wasteful number, since it uses less digits than its factorization.

1481522240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13636 (or 13626 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 1481522240 is about 38490.5474110203. The cubic root of 1481522240 is about 1139.9944187682.

The spelling of 1481522240 in words is "one billion, four hundred eighty-one million, five hundred twenty-two thousand, two hundred forty".