51850214 has 24 divisors (see below), whose sum is σ = 84787560. Its totient is φ = 23769408.

The previous prime is 51850213. The next prime is 51850219. The reversal of 51850214 is 41205815.

It is a super-4 number, since 4×51850214⁴ (a number of 32 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51850213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60074 + ... + 60930.

It is an arithmetic number, because the mean of its divisors is an integer number (3532815).

Almost surely, 2^51850214 is an apocalyptic number.

51850214 is a deficient number, since it is larger than the sum of its proper divisors (32937346).

51850214 is a wasteful number, since it uses less digits than its factorization.

51850214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064 (or 1051 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 51850214 is about 7200.7092706205. The cubic root of 51850214 is about 372.8923877427.

The spelling of 51850214 in words is "fifty-one million, eight hundred fifty thousand, two hundred fourteen".