2267923440 has 40 divisors (see below), whose sum is σ = 7030563408. Its totient is φ = 604779520.

The previous prime is 2267923397. The next prime is 2267923481. The reversal of 2267923440 is 443297622.

It is a happy number.

2267923440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4724601 + ... + 4725080.

Almost surely, 2^2267923440 is an apocalyptic number.

2267923440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2267923440 is an abundant number, since it is smaller than the sum of its proper divisors (4762639968).

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

2267923440 is a wasteful number, since it uses less digits than its factorization.

2267923440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9449697 (or 9449691 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 2267923440 is about 47622.7197879332. The cubic root of 2267923440 is about 1313.8409580264.

The spelling of 2267923440 in words is "two billion, two hundred sixty-seven million, nine hundred twenty-three thousand, four hundred forty".