2234203440 has 320 divisors, whose sum is σ = 8392605696. Its totient is φ = 480623616.

The previous prime is 2234203429. The next prime is 2234203451. The reversal of 2234203440 is 443024322.

It is an interprime number because it is at equal distance from previous prime (2234203429) and next prime (2234203451).

It is a super-2 number, since 2×2234203440² = 9983330022615667200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2234203440.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2588449 + ... + 2589311.

Almost surely, 2^2234203440 is an apocalyptic number.

2234203440 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 2234203440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4196302848).

2234203440 is an abundant number, since it is smaller than the sum of its proper divisors (6158402256).

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

2234203440 is a wasteful number, since it uses less digits than its factorization.

2234203440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 2234203440 is about 47267.3612548871. The cubic root of 2234203440 is about 1307.2969222261.

Adding to 2234203440 its reverse (443024322), we get a palindrome (2677227762).

The spelling of 2234203440 in words is "two billion, two hundred thirty-four million, two hundred three thousand, four hundred forty".