1481274240 has 256 divisors, whose sum is σ = 5000970240. Its totient is φ = 372326400.

The previous prime is 1481274233. The next prime is 1481274329. The reversal of 1481274240 is 424721841.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2440017 + ... + 2440623.

It is an arithmetic number, because the mean of its divisors is an integer number (19535040).

Almost surely, 2^1481274240 is an apocalyptic number.

1481274240 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 1481274240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2500485120).

1481274240 is an abundant number, since it is smaller than the sum of its proper divisors (3519696000).

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

1481274240 is a wasteful number, since it uses less digits than its factorization.

1481274240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 1481274240 is about 38487.3257060035. The cubic root of 1481274240 is about 1139.9308052800.

The spelling of 1481274240 in words is "one billion, four hundred eighty-one million, two hundred seventy-four thousand, two hundred forty".