2242351540 has 48 divisors (see below), whose sum is σ = 5532186240. Its totient is φ = 752676480.

The previous prime is 2242351523. The next prime is 2242351549. The reversal of 2242351540 is 451532422.

It is a junction number, because it is equal to n+sod(n) for n = 2242351499 and 2242351508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242351549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389160 + ... + 394879.

It is an arithmetic number, because the mean of its divisors is an integer number (115253880).

Almost surely, 2^2242351540 is an apocalyptic number.

2242351540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2242351540 is an abundant number, since it is smaller than the sum of its proper divisors (3289834700).

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

2242351540 is a wasteful number, since it uses less digits than its factorization.

2242351540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784072 (or 784070 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2242351540 is about 47353.4744237421. The cubic root of 2242351540 is about 1308.8842236678.

Adding to 2242351540 its reverse (451532422), we get a palindrome (2693883962).

The spelling of 2242351540 in words is "two billion, two hundred forty-two million, three hundred fifty-one thousand, five hundred forty".