51267060 has 192 divisors, whose sum is σ = 175929600. Its totient is φ = 12317184.

The previous prime is 51267049. The next prime is 51267071. The reversal of 51267060 is 6076215.

51267060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51267049) and next prime (51267071).

It is a super-2 number, since 2×51267060² = 5256622882087200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 470286 + ... + 470394.

It is an arithmetic number, because the mean of its divisors is an integer number (916300).

Almost surely, 2^51267060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51267060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87964800).

51267060 is an abundant number, since it is smaller than the sum of its proper divisors (124662540).

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

51267060 is a wasteful number, since it uses less digits than its factorization.

51267060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 51267060 is about 7160.1019545814. The cubic root of 51267060 is about 371.4891531220.

The spelling of 51267060 in words is "fifty-one million, two hundred sixty-seven thousand, sixty".