51214002 has 32 divisors (see below), whose sum is σ = 119919744. Its totient is φ = 14275200.

The previous prime is 51214001. The next prime is 51214003. The reversal of 51214002 is 20041215.

It is an interprime number because it is at equal distance from previous prime (51214001) and next prime (51214003).

It is not an unprimeable number, because it can be changed into a prime (51214001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13149 + ... + 16592.

It is an arithmetic number, because the mean of its divisors is an integer number (3747492).

Almost surely, 2^51214002 is an apocalyptic number.

51214002 is an abundant number, since it is smaller than the sum of its proper divisors (68705742).

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

51214002 is a wasteful number, since it uses less digits than its factorization.

51214002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29794.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 51214002 is about 7156.3958806092. The cubic root of 51214002 is about 371.3609533574.

Adding to 51214002 its reverse (20041215), we get a palindrome (71255217).

The spelling of 51214002 in words is "fifty-one million, two hundred fourteen thousand, two".