2920309340 has 24 divisors (see below), whose sum is σ = 6604392480. Its totient is φ = 1078267968.

The previous prime is 2920309277. The next prime is 2920309363. The reversal of 2920309340 is 439030292.

It is a junction number, because it is equal to n+sod(n) for n = 2920309297 and 2920309306.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5615720 + ... + 5616239.

It is an arithmetic number, because the mean of its divisors is an integer number (275183020).

Almost surely, 2^2920309340 is an apocalyptic number.

2920309340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2920309340 is an abundant number, since it is smaller than the sum of its proper divisors (3684083140).

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

2920309340 is a wasteful number, since it uses less digits than its factorization.

2920309340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11231981 (or 11231979 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 2920309340 is about 54039.8865653880. The cubic root of 2920309340 is about 1429.3643710358.

The spelling of 2920309340 in words is "two billion, nine hundred twenty million, three hundred nine thousand, three hundred forty".