51023344 has 20 divisors (see below), whose sum is σ = 99971280. Its totient is φ = 25224320.

The previous prime is 51023339. The next prime is 51023347. The reversal of 51023344 is 44332015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51023347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16492 + ... + 19339.

It is an arithmetic number, because the mean of its divisors is an integer number (4998564).

Almost surely, 2^51023344 is an apocalyptic number.

It is an amenable number.

51023344 is a deficient number, since it is larger than the sum of its proper divisors (48947936).

51023344 is a wasteful number, since it uses less digits than its factorization.

51023344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35928 (or 35922 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 51023344 is about 7143.0626484723. The cubic root of 51023344 is about 370.8995497237.

Adding to 51023344 its reverse (44332015), we get a palindrome (95355359).

The spelling of 51023344 in words is "fifty-one million, twenty-three thousand, three hundred forty-four".