1494491340 has 24 divisors (see below), whose sum is σ = 4184575920. Its totient is φ = 398531008.

The previous prime is 1494491291. The next prime is 1494491351. The reversal of 1494491340 is 431944941.

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 7 ways as a sum of consecutive naturals, for example, 12454035 + ... + 12454154.

It is an arithmetic number, because the mean of its divisors is an integer number (174357330).

Almost surely, 2^1494491340 is an apocalyptic number.

1494491340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1494491340 is an abundant number, since it is smaller than the sum of its proper divisors (2690084580).

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

1494491340 is a wasteful number, since it uses less digits than its factorization.

1494491340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24908201 (or 24908199 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 1494491340 is about 38658.6515543416. The cubic root of 1494491340 is about 1143.3112255262.

The spelling of 1494491340 in words is "one billion, four hundred ninety-four million, four hundred ninety-one thousand, three hundred forty".