51941923 has 8 divisors (see below), whose sum is σ = 56781360. Its totient is φ = 47122080.

The previous prime is 51941917. The next prime is 51941941. The reversal of 51941923 is 32914915.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51941923 - 2⁵ = 51941891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51941983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 961 + ... + 10237.

It is an arithmetic number, because the mean of its divisors is an integer number (7097670).

Almost surely, 2^51941923 is an apocalyptic number.

51941923 is a deficient number, since it is larger than the sum of its proper divisors (4839437).

51941923 is a wasteful number, since it uses less digits than its factorization.

51941923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9797.

The product of its digits is 9720, while the sum is 34.

The square root of 51941923 is about 7207.0745105070. The cubic root of 51941923 is about 373.1121068339.

It can be divided in two parts, 5194 and 1923, that added together give a palindrome (7117).

The spelling of 51941923 in words is "fifty-one million, nine hundred forty-one thousand, nine hundred twenty-three".