1000766740 has 12 divisors (see below), whose sum is σ = 2101610196. Its totient is φ = 400306688.

The previous prime is 1000766737. The next prime is 1000766743. The reversal of 1000766740 is 476670001.

It is an interprime number because it is at equal distance from previous prime (1000766737) and next prime (1000766743).

It can be written as a sum of positive squares in 2 ways, for example, as 205865104 + 794901636 = 14348^2 + 28194^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000766743) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 25019149 + ... + 25019188.

It is an arithmetic number, because the mean of its divisors is an integer number (175134183).

Almost surely, 2^1000766740 is an apocalyptic number.

1000766740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000766740 is an abundant number, since it is smaller than the sum of its proper divisors (1100843456).

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

1000766740 is a wasteful number, since it uses less digits than its factorization.

1000766740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50038346 (or 50038344 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 1000766740 is about 31634.8975025999. The cubic root of 1000766740 is about 1000.2555147067.

The spelling of 1000766740 in words is "one billion, seven hundred sixty-six thousand, seven hundred forty".