51485846 has 16 divisors (see below), whose sum is σ = 80071200. Its totient is φ = 24799488.

The previous prime is 51485831. The next prime is 51485869. The reversal of 51485846 is 64858415.

51485846 = T₃ + T₄ + ... + T₆₇₅.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38375 + ... + 39693.

It is an arithmetic number, because the mean of its divisors is an integer number (5004450).

Almost surely, 2^51485846 is an apocalyptic number.

51485846 is a deficient number, since it is larger than the sum of its proper divisors (28585354).

51485846 is a wasteful number, since it uses less digits than its factorization.

51485846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023.

The product of its digits is 153600, while the sum is 41.

The square root of 51485846 is about 7175.3638235284. The cubic root of 51485846 is about 372.0168557129.

The spelling of 51485846 in words is "fifty-one million, four hundred eighty-five thousand, eight hundred forty-six".