51669124 has 24 divisors (see below), whose sum is σ = 97637400. Its totient is φ = 23783424.

The previous prime is 51669119. The next prime is 51669169. The reversal of 51669124 is 42196615.

It can be written as a sum of positive squares in 4 ways, for example, as 16646400 + 35022724 = 4080^2 + 5918^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51669124.

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, 22242 + ... + 24454.

It is an arithmetic number, because the mean of its divisors is an integer number (4068225).

Almost surely, 2^51669124 is an apocalyptic number.

It is an amenable number.

51669124 is a deficient number, since it is larger than the sum of its proper divisors (45968276).

51669124 is a wasteful number, since it uses less digits than its factorization.

51669124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679 (or 2677 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 51669124 is about 7188.1238164072. The cubic root of 51669124 is about 372.4577649816.

The spelling of 51669124 in words is "fifty-one million, six hundred sixty-nine thousand, one hundred twenty-four".