2234456778 has 32 divisors (see below), whose sum is σ = 4788818496. Its totient is φ = 692557568.

The previous prime is 2234456771. The next prime is 2234456801. The reversal of 2234456778 is 8776544322.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2234456771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123501 + ... + 140432.

It is an arithmetic number, because the mean of its divisors is an integer number (149650578).

Almost surely, 2^2234456778 is an apocalyptic number.

2234456778 is an abundant number, since it is smaller than the sum of its proper divisors (2554361718).

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

2234456778 is a wasteful number, since it uses less digits than its factorization.

2234456778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264038.

The product of its digits is 2257920, while the sum is 48.

The square root of 2234456778 is about 47270.0410196564. The cubic root of 2234456778 is about 1307.3463321507.

The spelling of 2234456778 in words is "two billion, two hundred thirty-four million, four hundred fifty-six thousand, seven hundred seventy-eight".