1042040424 has 32 divisors (see below), whose sum is σ = 2615253120. Its totient is φ = 345993216.

The previous prime is 1042040399. The next prime is 1042040437. The reversal of 1042040424 is 4240402401.

It is a self number, because there is not a number n which added to its sum of digits gives 1042040424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78304 + ... + 90639.

It is an arithmetic number, because the mean of its divisors is an integer number (81726660).

Almost surely, 2^1042040424 is an apocalyptic number.

It is an amenable number.

1042040424 is an abundant number, since it is smaller than the sum of its proper divisors (1573212696).

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

1042040424 is a wasteful number, since it uses less digits than its factorization.

1042040424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169209 (or 169205 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 1042040424 is about 32280.6509228051. The cubic root of 1042040424 is about 1013.8215590364.

Adding to 1042040424 its reverse (4240402401), we get a palindrome (5282442825).

The spelling of 1042040424 in words is "one billion, forty-two million, forty thousand, four hundred twenty-four".