2263723140 has 48 divisors (see below), whose sum is σ = 7243915392. Its totient is φ = 517422336.

The previous prime is 2263723139. The next prime is 2263723153. The reversal of 2263723140 is 413273622.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2263723098 and 2263723107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2694489 + ... + 2695328.

It is an arithmetic number, because the mean of its divisors is an integer number (150914904).

Almost surely, 2^2263723140 is an apocalyptic number.

2263723140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2263723140 is an abundant number, since it is smaller than the sum of its proper divisors (4980192252).

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

2263723140 is a wasteful number, since it uses less digits than its factorization.

2263723140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389836 (or 5389834 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 2263723140 is about 47578.5996010812. The cubic root of 2263723140 is about 1313.0293585335.

Adding to 2263723140 its reverse (413273622), we get a palindrome (2676996762).

The spelling of 2263723140 in words is "two billion, two hundred sixty-three million, seven hundred twenty-three thousand, one hundred forty".