51674020 has 24 divisors (see below), whose sum is σ = 108723384. Its totient is φ = 20630016.

The previous prime is 51674011. The next prime is 51674039. The reversal of 51674020 is 2047615.

51674020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24383844 + 27290176 = 4938^2 + 5224^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 9682 + ... + 14038.

It is an arithmetic number, because the mean of its divisors is an integer number (4530141).

Almost surely, 2^51674020 is an apocalyptic number.

It is an amenable number.

51674020 is an abundant number, since it is smaller than the sum of its proper divisors (57049364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51674020 is a wasteful number, since it uses less digits than its factorization.

51674020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4959 (or 4957 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 51674020 is about 7188.4643700863. The cubic root of 51674020 is about 372.4695289100.

The spelling of 51674020 in words is "fifty-one million, six hundred seventy-four thousand, twenty".