53751438 has 40 divisors (see below), whose sum is σ = 129712968. Its totient is φ = 16538256.

The previous prime is 53751407. The next prime is 53751443. The reversal of 53751438 is 83415735.

53751438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10656 + ... + 14867.

Almost surely, 2^53751438 is an apocalyptic number.

53751438 is an abundant number, since it is smaller than the sum of its proper divisors (75961530).

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

53751438 is a wasteful number, since it uses less digits than its factorization.

53751438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25550 (or 25541 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 53751438 is about 7331.5372194377. The cubic root of 53751438 is about 377.3954812029.

The spelling of 53751438 in words is "fifty-three million, seven hundred fifty-one thousand, four hundred thirty-eight".