1494745380 has 96 divisors (see below), whose sum is σ = 4674257280. Its totient is φ = 396547200.

The previous prime is 1494745363. The next prime is 1494745387. The reversal of 1494745380 is 835474941.

1494745380 is a `hidden beast` number, since 1 + 49 + 4 + 74 + 538 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1494745387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99355 + ... + 113405.

It is an arithmetic number, because the mean of its divisors is an integer number (48690180).

Almost surely, 2^1494745380 is an apocalyptic number.

1494745380 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 1494745380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2337128640).

1494745380 is an abundant number, since it is smaller than the sum of its proper divisors (3179511900).

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

1494745380 is a wasteful number, since it uses less digits than its factorization.

1494745380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14266 (or 14258 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 1494745380 is about 38661.9370958052. The cubic root of 1494745380 is about 1143.3760034923.

The spelling of 1494745380 in words is "one billion, four hundred ninety-four million, seven hundred forty-five thousand, three hundred eighty".