51703742 has 8 divisors (see below), whose sum is σ = 77649096. Its totient is φ = 25820712.

The previous prime is 51703733. The next prime is 51703777. The reversal of 51703742 is 24730715.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13448 + ... + 16859.

It is an arithmetic number, because the mean of its divisors is an integer number (9706137).

Almost surely, 2^51703742 is an apocalyptic number.

51703742 is a deficient number, since it is larger than the sum of its proper divisors (25945354).

51703742 is a wasteful number, since it uses less digits than its factorization.

51703742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31162.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 51703742 is about 7190.5314129068. The cubic root of 51703742 is about 372.5409278934.

The spelling of 51703742 in words is "fifty-one million, seven hundred three thousand, seven hundred forty-two".