51214066 has 8 divisors (see below), whose sum is σ = 77330304. Its totient is φ = 25437300.

The previous prime is 51214061. The next prime is 51214069. The reversal of 51214066 is 66041215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 51214066.

It is not an unprimeable number, because it can be changed into a prime (51214061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84490 + ... + 85093.

It is an arithmetic number, because the mean of its divisors is an integer number (9666288).

Almost surely, 2^51214066 is an apocalyptic number.

51214066 is a deficient number, since it is larger than the sum of its proper divisors (26116238).

51214066 is a wasteful number, since it uses less digits than its factorization.

51214066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169736.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 51214066 is about 7156.4003521323. The cubic root of 51214066 is about 371.3611080487.

The spelling of 51214066 in words is "fifty-one million, two hundred fourteen thousand, sixty-six".