2263453520 has 40 divisors (see below), whose sum is σ = 5276707656. Its totient is φ = 902942208.

The previous prime is 2263453519. The next prime is 2263453523. The reversal of 2263453520 is 253543622.

It can be written as a sum of positive squares in 4 ways, for example, as 23892544 + 2239560976 = 4888^2 + 47324^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2263453523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8087 + ... + 67766.

Almost surely, 2^2263453520 is an apocalyptic number.

2263453520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2263453520 is an abundant number, since it is smaller than the sum of its proper divisors (3013254136).

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

2263453520 is a wasteful number, since it uses less digits than its factorization.

2263453520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76239 (or 76233 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 2263453520 is about 47575.7660999799. The cubic root of 2263453520 is about 1312.9772271538.

The spelling of 2263453520 in words is "two billion, two hundred sixty-three million, four hundred fifty-three thousand, five hundred twenty".