5631338 has 4 divisors (see below), whose sum is σ = 8447010. Its totient is φ = 2815668.

The previous prime is 5631317. The next prime is 5631341. The reversal of 5631338 is 8331365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5094049 + 537289 = 2257^2 + 733^2 .

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 5631338.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1407833 + ... + 1407836.

Almost surely, 2^5631338 is an apocalyptic number.

5631338 is a deficient number, since it is larger than the sum of its proper divisors (2815672).

5631338 is a wasteful number, since it uses less digits than its factorization.

5631338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815671.

The product of its digits is 6480, while the sum is 29.

The square root of 5631338 is about 2373.0440366753. The cubic root of 5631338 is about 177.9114359742.

The spelling of 5631338 in words is "five million, six hundred thirty-one thousand, three hundred thirty-eight".