1042904084 has 6 divisors (see below), whose sum is σ = 1825082154. Its totient is φ = 521452040.

The previous prime is 1042904041. The next prime is 1042904087. The reversal of 1042904084 is 4804092401.

It can be written as a sum of positive squares in only one way, i.e., 903002500 + 139901584 = 30050^2 + 11828^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1042904084.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042904087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130363007 + ... + 130363014.

It is an arithmetic number, because the mean of its divisors is an integer number (304180359).

Almost surely, 2^1042904084 is an apocalyptic number.

It is an amenable number.

1042904084 is a deficient number, since it is larger than the sum of its proper divisors (782178070).

1042904084 is a wasteful number, since it uses less digits than its factorization.

1042904084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260726025 (or 260726023 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 1042904084 is about 32294.0255155656. The cubic root of 1042904084 is about 1014.1015722731.

Adding to 1042904084 its reverse (4804092401), we get a palindrome (5846996485).

The spelling of 1042904084 in words is "one billion, forty-two million, nine hundred four thousand, eighty-four".