1040300244 has 36 divisors (see below), whose sum is σ = 2784334644. Its totient is φ = 326368512.

The previous prime is 1040300243. The next prime is 1040300279. The reversal of 1040300244 is 4420030401.

It can be written as a sum of positive squares in 2 ways, for example, as 303177744 + 737122500 = 17412^2 + 27150^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040300243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 849307 + ... + 850530.

It is an arithmetic number, because the mean of its divisors is an integer number (77342629).

Almost surely, 2^1040300244 is an apocalyptic number.

It is an amenable number.

1040300244 is an abundant number, since it is smaller than the sum of its proper divisors (1744034400).

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

1040300244 is a wasteful number, since it uses less digits than its factorization.

1040300244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699864 (or 1699859 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1040300244 is about 32253.6857428729. The cubic root of 1040300244 is about 1013.2568928469.

Adding to 1040300244 its reverse (4420030401), we get a palindrome (5460330645).

The spelling of 1040300244 in words is "one billion, forty million, three hundred thousand, two hundred forty-four".