1497933740 has 24 divisors (see below), whose sum is σ = 3192613872. Its totient is φ = 590230080.

The previous prime is 1497933709. The next prime is 1497933797. The reversal of 1497933740 is 473397941.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557591 + ... + 560270.

It is an arithmetic number, because the mean of its divisors is an integer number (133025578).

Almost surely, 2^1497933740 is an apocalyptic number.

1497933740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1497933740 is an abundant number, since it is smaller than the sum of its proper divisors (1694680132).

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

1497933740 is a wasteful number, since it uses less digits than its factorization.

1497933740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117937 (or 1117935 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 1497933740 is about 38703.1489674936. The cubic root of 1497933740 is about 1144.1883838546.

The spelling of 1497933740 in words is "one billion, four hundred ninety-seven million, nine hundred thirty-three thousand, seven hundred forty".