51473302 has 4 divisors (see below), whose sum is σ = 77209956. Its totient is φ = 25736650.

The previous prime is 51473291. The next prime is 51473309. The reversal of 51473302 is 20337415.

51473302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51473309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12868324 + ... + 12868327.

It is an arithmetic number, because the mean of its divisors is an integer number (19302489).

Almost surely, 2^51473302 is an apocalyptic number.

51473302 is a deficient number, since it is larger than the sum of its proper divisors (25736654).

51473302 is a wasteful number, since it uses less digits than its factorization.

51473302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25736653.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 51473302 is about 7174.4896682621. The cubic root of 51473302 is about 371.9866405577.

The spelling of 51473302 in words is "fifty-one million, four hundred seventy-three thousand, three hundred two".