2302774920 has 384 divisors, whose sum is σ = 8415388800. Its totient is φ = 564350976.

The previous prime is 2302774919. The next prime is 2302774921. The reversal of 2302774920 is 294772032.

It is an interprime number because it is at equal distance from previous prime (2302774919) and next prime (2302774921).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2302774921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6832992 + ... + 6833328.

It is an arithmetic number, because the mean of its divisors is an integer number (21915075).

Almost surely, 2^2302774920 is an apocalyptic number.

2302774920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2302774920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4207694400).

2302774920 is an abundant number, since it is smaller than the sum of its proper divisors (6112613880).

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

2302774920 is a wasteful number, since it uses less digits than its factorization.

2302774920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 2302774920 is about 47987.2370531999. The cubic root of 2302774920 is about 1320.5367651711.

The spelling of 2302774920 in words is "two billion, three hundred two million, seven hundred seventy-four thousand, nine hundred twenty".