1034020404 has 72 divisors (see below), whose sum is σ = 2804124960. Its totient is φ = 332779104.

The previous prime is 1034020321. The next prime is 1034020409. The reversal of 1034020404 is 4040204301.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1034020409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9847 + ... + 46529.

It is an arithmetic number, because the mean of its divisors is an integer number (38946180).

Almost surely, 2^1034020404 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 1034020404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1402062480).

1034020404 is an abundant number, since it is smaller than the sum of its proper divisors (1770104556).

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

1034020404 is a wasteful number, since it uses less digits than its factorization.

1034020404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36731 (or 36717 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1034020404 is about 32156.1876471699. The cubic root of 1034020404 is about 1011.2139127703.

Adding to 1034020404 its reverse (4040204301), we get a palindrome (5074224705).

The spelling of 1034020404 in words is "one billion, thirty-four million, twenty thousand, four hundred four".