2261763364 has 81 divisors (see below), whose sum is σ = 4774295547. Its totient is φ = 934800048.

The previous prime is 2261763349. The next prime is 2261763367. The reversal of 2261763364 is 4633671622.

The square root of 2261763364 is 47558.

It is a perfect power (a square), and thus also a powerful number.

It is not an unprimeable number, because it can be changed into a prime (2261763367) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 28629877 + ... + 28629955.

Almost surely, 2^2261763364 is an apocalyptic number.

2261763364 is the 47558-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2261763364

2261763364 is an abundant number, since it is smaller than the sum of its proper divisors (2512532183).

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

2261763364 is an equidigital number, since it uses as much as digits as its factorization.

2261763364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 131 counting only the distinct ones).

The product of its digits is 217728, while the sum is 40.

The cubic root of 2261763364 is about 1312.6503389271.

It can be divided in two parts, 2261 and 763364, that added together give a square (765625 = 875²).

The spelling of 2261763364 in words is "two billion, two hundred sixty-one million, seven hundred sixty-three thousand, three hundred sixty-four".