1000748940 has 24 divisors (see below), whose sum is σ = 2802097200. Its totient is φ = 266866368.

The previous prime is 1000748939. The next prime is 1000749031. The reversal of 1000748940 is 498470001.

It is a super-2 number, since 2×1000748940² = 2002996881822247200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8339515 + ... + 8339634.

It is an arithmetic number, because the mean of its divisors is an integer number (116754050).

Almost surely, 2^1000748940 is an apocalyptic number.

1000748940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000748940 is an abundant number, since it is smaller than the sum of its proper divisors (1801348260).

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

1000748940 is a wasteful number, since it uses less digits than its factorization.

1000748940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16679161 (or 16679159 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1000748940 is about 31634.6161664718. The cubic root of 1000748940 is about 1000.2495843691.

The spelling of 1000748940 in words is "one billion, seven hundred forty-eight thousand, nine hundred forty".