51419806 has 8 divisors (see below), whose sum is σ = 77170464. Its totient is φ = 25696320.

The previous prime is 51419803. The next prime is 51419821. The reversal of 51419806 is 60891415.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51419803) 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, 1110 + ... + 10201.

It is an arithmetic number, because the mean of its divisors is an integer number (9646308).

Almost surely, 2^51419806 is an apocalyptic number.

51419806 is a deficient number, since it is larger than the sum of its proper divisors (25750658).

51419806 is a wasteful number, since it uses less digits than its factorization.

51419806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13586.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 51419806 is about 7170.7604896552. The cubic root of 51419806 is about 371.8577278045.

It can be divided in two parts, 51419 and 806, that added together give a palindrome (52225).

The spelling of 51419806 in words is "fifty-one million, four hundred nineteen thousand, eight hundred six".