51527264 has 12 divisors (see below), whose sum is σ = 101444364. Its totient is φ = 25763616.

The previous prime is 51527257. The next prime is 51527279. The reversal of 51527264 is 46272515.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1610227 = 51527264 / (5 + 1 + 5 + 2 + 7 + 2 + 6 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 51527264.

It is a congruent number.

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, 805082 + ... + 805145.

It is an arithmetic number, because the mean of its divisors is an integer number (8453697).

Almost surely, 2^51527264 is an apocalyptic number.

It is an amenable number.

51527264 is a deficient number, since it is larger than the sum of its proper divisors (49917100).

51527264 is a wasteful number, since it uses less digits than its factorization.

51527264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610237 (or 1610229 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 51527264 is about 7178.2493687528. The cubic root of 51527264 is about 372.1165858034.

Adding to 51527264 its reverse (46272515), we get a palindrome (97799779).

The spelling of 51527264 in words is "fifty-one million, five hundred twenty-seven thousand, two hundred sixty-four".