2276390320 has 20 divisors (see below), whose sum is σ = 5292607680. Its totient is φ = 910556096.

The previous prime is 2276390309. The next prime is 2276390327. The reversal of 2276390320 is 230936722.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (2276390327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14227360 + ... + 14227519.

It is an arithmetic number, because the mean of its divisors is an integer number (264630384).

Almost surely, 2^2276390320 is an apocalyptic number.

2276390320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2276390320 is an abundant number, since it is smaller than the sum of its proper divisors (3016217360).

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

2276390320 is a wasteful number, since it uses less digits than its factorization.

2276390320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28454892 (or 28454886 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 2276390320 is about 47711.5323585399. The cubic root of 2276390320 is about 1315.4739230647.

The spelling of 2276390320 in words is "two billion, two hundred seventy-six million, three hundred ninety thousand, three hundred twenty".