51414330 has 32 divisors (see below), whose sum is σ = 134612928. Its totient is φ = 12464000.

The previous prime is 51414313. The next prime is 51414347. The reversal of 51414330 is 3341415.

It is an interprime number because it is at equal distance from previous prime (51414313) and next prime (51414347).

It is a junction number, because it is equal to n+sod(n) for n = 51414297 and 51414306.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77571 + ... + 78230.

It is an arithmetic number, because the mean of its divisors is an integer number (4206654).

Almost surely, 2^51414330 is an apocalyptic number.

51414330 is an abundant number, since it is smaller than the sum of its proper divisors (83198598).

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

51414330 is a wasteful number, since it uses less digits than its factorization.

51414330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155822.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 51414330 is about 7170.3786510895. The cubic root of 51414330 is about 371.8445268912.

Adding to 51414330 its reverse (3341415), we get a palindrome (54755745).

The spelling of 51414330 in words is "fifty-one million, four hundred fourteen thousand, three hundred thirty".