1040230320 has 80 divisors (see below), whose sum is σ = 3293360640. Its totient is φ = 271489792.

The previous prime is 1040230313. The next prime is 1040230339. The reversal of 1040230320 is 230320401.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1040230320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34830 + ... + 57389.

It is an arithmetic number, because the mean of its divisors is an integer number (41167008).

Almost surely, 2^1040230320 is an apocalyptic number.

1040230320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040230320 is an abundant number, since it is smaller than the sum of its proper divisors (2253130320).

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

1040230320 is a wasteful number, since it uses less digits than its factorization.

1040230320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92282 (or 92276 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1040230320 is about 32252.6017555173. The cubic root of 1040230320 is about 1013.2341902464.

Adding to 1040230320 its reverse (230320401), we get a palindrome (1270550721).

The spelling of 1040230320 in words is "one billion, forty million, two hundred thirty thousand, three hundred twenty".