2034220440 has 256 divisors, whose sum is σ = 7141478400. Its totient is φ = 453993984.

The previous prime is 2034220423. The next prime is 2034220451. The reversal of 2034220440 is 440224302.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 11364271 + ... + 11364449.

It is an arithmetic number, because the mean of its divisors is an integer number (27896400).

Almost surely, 2^2034220440 is an apocalyptic number.

2034220440 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 2034220440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3570739200).

2034220440 is an abundant number, since it is smaller than the sum of its proper divisors (5107257960).

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

2034220440 is a wasteful number, since it uses less digits than its factorization.

2034220440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 2034220440 is about 45102.3329773527. The cubic root of 2034220440 is about 1267.0662934203.

Adding to 2034220440 its reverse (440224302), we get a palindrome (2474444742).

The spelling of 2034220440 in words is "two billion, thirty-four million, two hundred twenty thousand, four hundred forty".