2269397700 has 108 divisors (see below), whose sum is σ = 7123103988. Its totient is φ = 604339200.

The previous prime is 2269397681. The next prime is 2269397707. The reversal of 2269397700 is 77939622.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 13527684 + 2255870016 = 3678^2 + 47496^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2269397707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 928480 + ... + 930920.

Almost surely, 2^2269397700 is an apocalyptic number.

2269397700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2269397700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3561551994).

2269397700 is an abundant number, since it is smaller than the sum of its proper divisors (4853706288).

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

2269397700 is a wasteful number, since it uses less digits than its factorization.

2269397700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3494 (or 3484 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 2269397700 is about 47638.1958096652. The cubic root of 2269397700 is about 1314.1255830988.

The spelling of 2269397700 in words is "two billion, two hundred sixty-nine million, three hundred ninety-seven thousand, seven hundred".