51674550 has 24 divisors (see below), whose sum is σ = 128153256. Its totient is φ = 13779840.

The previous prime is 51674531. The next prime is 51674563. The reversal of 51674550 is 5547615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172099 + ... + 172398.

It is an arithmetic number, because the mean of its divisors is an integer number (5339719).

Almost surely, 2^51674550 is an apocalyptic number.

51674550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51674550 is an abundant number, since it is smaller than the sum of its proper divisors (76478706).

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

51674550 is a wasteful number, since it uses less digits than its factorization.

51674550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344512 (or 344507 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 51674550 is about 7188.5012346107. The cubic root of 51674550 is about 372.4708023299.

The spelling of 51674550 in words is "fifty-one million, six hundred seventy-four thousand, five hundred fifty".