2259467440 has 20 divisors (see below), whose sum is σ = 5253261984. Its totient is φ = 903786944.

The previous prime is 2259467437. The next prime is 2259467447. The reversal of 2259467440 is 447649522.

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

It is a super-2 number, since 2×2259467440² = 10210386224840307200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2259467447) 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, 14121592 + ... + 14121751.

Almost surely, 2^2259467440 is an apocalyptic number.

2259467440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2259467440 is an abundant number, since it is smaller than the sum of its proper divisors (2993794544).

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

2259467440 is a wasteful number, since it uses less digits than its factorization.

2259467440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28243356 (or 28243350 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 2259467440 is about 47533.8557241047. The cubic root of 2259467440 is about 1312.2060298841.

The spelling of 2259467440 in words is "two billion, two hundred fifty-nine million, four hundred sixty-seven thousand, four hundred forty".