1045422400 has 84 divisors (see below), whose sum is σ = 2806293600. Its totient is φ = 380147200.

The previous prime is 1045422353. The next prime is 1045422401. The reversal of 1045422400 is 42245401.

It is a happy number.

1045422400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045422401) 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, 12100 + ... + 47299.

Almost surely, 2^1045422400 is an apocalyptic number.

1045422400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045422400 is an abundant number, since it is smaller than the sum of its proper divisors (1760871200).

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

1045422400 is a wasteful number, since it uses less digits than its factorization.

1045422400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59432 (or 59417 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1045422400 is about 32332.9924380655. The cubic root of 1045422400 is about 1014.9171715273.

Adding to 1045422400 its reverse (42245401), we get a palindrome (1087667801).

The spelling of 1045422400 in words is "one billion, forty-five million, four hundred twenty-two thousand, four hundred".