51484822 has 4 divisors (see below), whose sum is σ = 77227236. Its totient is φ = 25742410.

The previous prime is 51484819. The next prime is 51484837. The reversal of 51484822 is 22848415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22848415 = 5 ⋅4569683.

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, 12871204 + ... + 12871207.

It is an arithmetic number, because the mean of its divisors is an integer number (19306809).

Almost surely, 2^51484822 is an apocalyptic number.

51484822 is a deficient number, since it is larger than the sum of its proper divisors (25742414).

51484822 is a wasteful number, since it uses less digits than its factorization.

51484822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25742413.

The product of its digits is 20480, while the sum is 34.

The square root of 51484822 is about 7175.2924679068. The cubic root of 51484822 is about 372.0143893536.

The spelling of 51484822 in words is "fifty-one million, four hundred eighty-four thousand, eight hundred twenty-two".