2420829885 has 32 divisors (see below), whose sum is σ = 3950830080. Its totient is φ = 1265407808.

The previous prime is 2420829883. The next prime is 2420829889. The reversal of 2420829885 is 5889280242.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2420829885 - 2¹ = 2420829883 is a prime.

It is a super-2 number, since 2×2420829885² = 11720834664218226450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420829883) 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 31 ways as a sum of consecutive naturals, for example, 303154 + ... + 311036.

It is an arithmetic number, because the mean of its divisors is an integer number (123463440).

Almost surely, 2^2420829885 is an apocalyptic number.

It is an amenable number.

2420829885 is a deficient number, since it is larger than the sum of its proper divisors (1530000195).

2420829885 is a wasteful number, since it uses less digits than its factorization.

2420829885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8297.

The product of its (nonzero) digits is 737280, while the sum is 48.

The square root of 2420829885 is about 49201.9296877673. The cubic root of 2420829885 is about 1342.7281400549.

The spelling of 2420829885 in words is "two billion, four hundred twenty million, eight hundred twenty-nine thousand, eight hundred eighty-five".