51727742 has 12 divisors (see below), whose sum is σ = 85287048. Its totient is φ = 23512500.

The previous prime is 51727729. The next prime is 51727751. The reversal of 51727742 is 24772715.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106634 + ... + 107117.

It is an arithmetic number, because the mean of its divisors is an integer number (7107254).

Almost surely, 2^51727742 is an apocalyptic number.

51727742 is a deficient number, since it is larger than the sum of its proper divisors (33559306).

51727742 is a wasteful number, since it uses less digits than its factorization.

51727742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213775 (or 213764 counting only the distinct ones).

The product of its digits is 27440, while the sum is 35.

The square root of 51727742 is about 7192.2000806429. The cubic root of 51727742 is about 372.5985613699.

The spelling of 51727742 in words is "fifty-one million, seven hundred twenty-seven thousand, seven hundred forty-two".