1004162790 has 32 divisors (see below), whose sum is σ = 2410871040. Its totient is φ = 267678944.

The previous prime is 1004162779. The next prime is 1004162821. The reversal of 1004162790 is 972614001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120127 + ... + 128213.

It is an arithmetic number, because the mean of its divisors is an integer number (75339720).

Almost surely, 2^1004162790 is an apocalyptic number.

1004162790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004162790 is an abundant number, since it is smaller than the sum of its proper divisors (1406708250).

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

1004162790 is a wasteful number, since it uses less digits than its factorization.

1004162790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12236.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1004162790 is about 31688.5277348128. The cubic root of 1004162790 is about 1001.3856756827.

Adding to 1004162790 its reverse (972614001), we get a palindrome (1976776791).

The spelling of 1004162790 in words is "one billion, four million, one hundred sixty-two thousand, seven hundred ninety".