5951638 has 24 divisors (see below), whose sum is σ = 11331144. Its totient is φ = 2318400.

The previous prime is 5951633. The next prime is 5951663. The reversal of 5951638 is 8361595.

It is a junction number, because it is equal to n+sod(n) for n = 5951597 and 5951606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5951633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1683 + ... + 3838.

It is an arithmetic number, because the mean of its divisors is an integer number (472131).

Almost surely, 2^5951638 is an apocalyptic number.

5951638 is a deficient number, since it is larger than the sum of its proper divisors (5379506).

5951638 is a wasteful number, since it uses less digits than its factorization.

5951638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548 (or 5541 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The square root of 5951638 is about 2439.5979176905. The cubic root of 5951638 is about 181.2225217163. Note that the first 3 decimals are identical.

The spelling of 5951638 in words is "five million, nine hundred fifty-one thousand, six hundred thirty-eight".