1004400030 has 16 divisors (see below), whose sum is σ = 2410560144. Its totient is φ = 267840000.

The previous prime is 1004400017. The next prime is 1004400043. The reversal of 1004400030 is 300044001.

It is an interprime number because it is at equal distance from previous prime (1004400017) and next prime (1004400043).

It is a junction number, because it is equal to n+sod(n) for n = 1004399979 and 1004400015.

It is a congruent number.

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, 16739971 + ... + 16740030.

It is an arithmetic number, because the mean of its divisors is an integer number (150660009).

Almost surely, 2^1004400030 is an apocalyptic number.

1004400030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004400030 is an abundant number, since it is smaller than the sum of its proper divisors (1406160114).

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

1004400030 is a wasteful number, since it uses less digits than its factorization.

1004400030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33480011.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1004400030 is about 31692.2708242877. The cubic root of 1004400030 is about 1001.4645307692.

Adding to 1004400030 its reverse (300044001), we get a palindrome (1304444031).

The spelling of 1004400030 in words is "one billion, four million, four hundred thousand, thirty".