1456109928 has 384 divisors, whose sum is σ = 5132574720. Its totient is φ = 362672640.

The previous prime is 1456109917. The next prime is 1456109947. The reversal of 1456109928 is 8299016541.

1456109928 is a `hidden beast` number, since 1 + 4 + 5 + 610 + 9 + 9 + 28 = 666.

It is a super-2 number, since 2×1456109928² = 4240512244840330368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13608451 + ... + 13608557.

It is an arithmetic number, because the mean of its divisors is an integer number (13366080).

Almost surely, 2^1456109928 is an apocalyptic number.

1456109928 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 1456109928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2566287360).

1456109928 is an abundant number, since it is smaller than the sum of its proper divisors (3676464792).

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

1456109928 is a wasteful number, since it uses less digits than its factorization.

1456109928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 1456109928 is about 38159.0084776845. The cubic root of 1456109928 is about 1133.4387450588.

The spelling of 1456109928 in words is "one billion, four hundred fifty-six million, one hundred nine thousand, nine hundred twenty-eight".