1404345404 has 48 divisors (see below), whose sum is σ = 3225304320. Its totient is φ = 518348160.

The previous prime is 1404345391. The next prime is 1404345419. The reversal of 1404345404 is 4045434041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114137 + ... + 125840.

It is an arithmetic number, because the mean of its divisors is an integer number (67193840).

Almost surely, 2^1404345404 is an apocalyptic number.

1404345404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1404345404 is an abundant number, since it is smaller than the sum of its proper divisors (1820958916).

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

1404345404 is a wasteful number, since it uses less digits than its factorization.

1404345404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240018 (or 240016 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1404345404 is about 37474.5967823538. The cubic root of 1404345404 is about 1119.8451646075.

Adding to 1404345404 its reverse (4045434041), we get a palindrome (5449779445).

The spelling of 1404345404 in words is "one billion, four hundred four million, three hundred forty-five thousand, four hundred four".