2030322440 has 32 divisors (see below), whose sum is σ = 4636414080. Its totient is φ = 800006592.

The previous prime is 2030322433. The next prime is 2030322479. The reversal of 2030322440 is 442230302.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 376112 + ... + 381471.

It is an arithmetic number, because the mean of its divisors is an integer number (144887940).

Almost surely, 2^2030322440 is an apocalyptic number.

2030322440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2030322440 is an abundant number, since it is smaller than the sum of its proper divisors (2606091640).

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

2030322440 is a wasteful number, since it uses less digits than its factorization.

2030322440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757661 (or 757657 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2030322440 is about 45059.0994139918. The cubic root of 2030322440 is about 1266.2564528841.

Adding to 2030322440 its reverse (442230302), we get a palindrome (2472552742).

The spelling of 2030322440 in words is "two billion, thirty million, three hundred twenty-two thousand, four hundred forty".