431048404 has 6 divisors (see below), whose sum is σ = 754334714. Its totient is φ = 215524200.

The previous prime is 431048389. The next prime is 431048441. The reversal of 431048404 is 404840134.

It can be written as a sum of positive squares in only one way, i.e., 280495504 + 150552900 = 16748^2 + 12270^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53881047 + ... + 53881054.

Almost surely, 2^431048404 is an apocalyptic number.

It is an amenable number.

431048404 is a deficient number, since it is larger than the sum of its proper divisors (323286310).

431048404 is a wasteful number, since it uses less digits than its factorization.

431048404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107762105 (or 107762103 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 431048404 is about 20761.7052286174. The cubic root of 431048404 is about 755.3971589942.

Adding to 431048404 its reverse (404840134), we get a palindrome (835888538).

The spelling of 431048404 in words is "four hundred thirty-one million, forty-eight thousand, four hundred four".