1493543968 has 24 divisors (see below), whose sum is σ = 3360474432. Its totient is φ = 640090176.

The previous prime is 1493543923. The next prime is 1493543971. The reversal of 1493543968 is 8693453941.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 3333580 + ... + 3334027.

It is an arithmetic number, because the mean of its divisors is an integer number (140019768).

Almost surely, 2^1493543968 is an apocalyptic number.

It is an amenable number.

1493543968 is an abundant number, since it is smaller than the sum of its proper divisors (1866930464).

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

1493543968 is an equidigital number, since it uses as much as digits as its factorization.

1493543968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667624 (or 6667616 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 52.

The square root of 1493543968 is about 38646.3965719962. The cubic root of 1493543968 is about 1143.0695892439.

The spelling of 1493543968 in words is "one billion, four hundred ninety-three million, five hundred forty-three thousand, nine hundred sixty-eight".