51124266 has 12 divisors (see below), whose sum is σ = 110769282. Its totient is φ = 17041416.

The previous prime is 51124247. The next prime is 51124289. The reversal of 51124266 is 66242115.

It can be written as a sum of positive squares in only one way, i.e., 47403225 + 3721041 = 6885^2 + 1929^2 .

It is a super-2 number, since 2×51124266² = 5227381148077512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1420101 + ... + 1420136.

Almost surely, 2^51124266 is an apocalyptic number.

51124266 is an abundant number, since it is smaller than the sum of its proper divisors (59645016).

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

51124266 is a wasteful number, since it uses less digits than its factorization.

51124266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840245 (or 2840242 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 51124266 is about 7150.1234954370. The cubic root of 51124266 is about 371.1439298376.

The spelling of 51124266 in words is "fifty-one million, one hundred twenty-four thousand, two hundred sixty-six".