1042321544 has 64 divisors (see below), whose sum is σ = 2355661440. Its totient is φ = 426511360.

The previous prime is 1042321523. The next prime is 1042321573. The reversal of 1042321544 is 4451232401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19262 + ... + 49554.

It is an arithmetic number, because the mean of its divisors is an integer number (36807210).

Almost surely, 2^1042321544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042321544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177830720).

1042321544 is an abundant number, since it is smaller than the sum of its proper divisors (1313339896).

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

1042321544 is a wasteful number, since it uses less digits than its factorization.

1042321544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30350 (or 30346 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1042321544 is about 32285.0049403744. The cubic root of 1042321544 is about 1013.9127198923.

Adding to 1042321544 its reverse (4451232401), we get a palindrome (5493553945).

The spelling of 1042321544 in words is "one billion, forty-two million, three hundred twenty-one thousand, five hundred forty-four".