51283604 has 12 divisors (see below), whose sum is σ = 89797344. Its totient is φ = 25627224.

The previous prime is 51283553. The next prime is 51283607. The reversal of 51283604 is 40638215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51283607) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 9689 + ... + 14015.

It is an arithmetic number, because the mean of its divisors is an integer number (7483112).

Almost surely, 2^51283604 is an apocalyptic number.

It is an amenable number.

51283604 is a deficient number, since it is larger than the sum of its proper divisors (38513740).

51283604 is a wasteful number, since it uses less digits than its factorization.

51283604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7294 (or 7292 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 51283604 is about 7161.2571522045. The cubic root of 51283604 is about 371.5291089635.

The spelling of 51283604 in words is "fifty-one million, two hundred eighty-three thousand, six hundred four".