1494846720 has 324 divisors, whose sum is σ = 5506382700. Its totient is φ = 374341632.

The previous prime is 1494846713. The next prime is 1494846767. The reversal of 1494846720 is 276484941.

1494846720 is a `hidden beast` number, since 1 + 494 + 84 + 67 + 20 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 114575616 + 1380271104 = 10704^2 + 37152^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3329056 + ... + 3329504.

Almost surely, 2^1494846720 is an apocalyptic number.

1494846720 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 1494846720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2753191350).

1494846720 is an abundant number, since it is smaller than the sum of its proper divisors (4011535980).

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

1494846720 is a wasteful number, since it uses less digits than its factorization.

1494846720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 1494846720 is about 38663.2476649337. The cubic root of 1494846720 is about 1143.4018422533.

The spelling of 1494846720 in words is "one billion, four hundred ninety-four million, eight hundred forty-six thousand, seven hundred twenty".