2991941700 has 72 divisors (see below), whose sum is σ = 9443666400. Its totient is φ = 725318400.

The previous prime is 2991941681. The next prime is 2991941759. The reversal of 2991941700 is 71491992.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 450025 + ... + 456624.

Almost surely, 2^2991941700 is an apocalyptic number.

2991941700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2991941700 is an abundant number, since it is smaller than the sum of its proper divisors (6451724700).

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

2991941700 is a wasteful number, since it uses less digits than its factorization.

2991941700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906677 (or 906670 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 2991941700 is about 54698.6444073343. The cubic root of 2991941700 is about 1440.9570701639.

The spelling of 2991941700 in words is "two billion, nine hundred ninety-one million, nine hundred forty-one thousand, seven hundred".