51634948 has 6 divisors (see below), whose sum is σ = 90361166. Its totient is φ = 25817472.

The previous prime is 51634901. The next prime is 51634969. The reversal of 51634948 is 84943615.

It can be written as a sum of positive squares in only one way, i.e., 51581124 + 53824 = 7182^2 + 232^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51634948.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6454365 + ... + 6454372.

Almost surely, 2^51634948 is an apocalyptic number.

It is an amenable number.

51634948 is a deficient number, since it is larger than the sum of its proper divisors (38726218).

51634948 is a wasteful number, since it uses less digits than its factorization.

51634948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12908741 (or 12908739 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 51634948 is about 7185.7461686313. The cubic root of 51634948 is about 372.3756274422.

The spelling of 51634948 in words is "fifty-one million, six hundred thirty-four thousand, nine hundred forty-eight".