1045422300 has 144 divisors (see below), whose sum is σ = 3362895872. Its totient is φ = 249004800.

The previous prime is 1045422283. The next prime is 1045422307. The reversal of 1045422300 is 32245401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045422307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116577 + ... + 125223.

Almost surely, 2^1045422300 is an apocalyptic number.

1045422300 is a gapful number since it is divisible by the number (10) 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 1045422300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1681447936).

1045422300 is an abundant number, since it is smaller than the sum of its proper divisors (2317473572).

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

1045422300 is a wasteful number, since it uses less digits than its factorization.

1045422300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8708 (or 8701 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1045422300 is about 32332.9908916574. The cubic root of 1045422300 is about 1014.9171391666.

Adding to 1045422300 its reverse (32245401), we get a palindrome (1077667701).

The spelling of 1045422300 in words is "one billion, forty-five million, four hundred twenty-two thousand, three hundred".