51671350 has 12 divisors (see below), whose sum is σ = 96108804. Its totient is φ = 20668520.

The previous prime is 51671339. The next prime is 51671413. The reversal of 51671350 is 5317615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 516664 + ... + 516763.

It is an arithmetic number, because the mean of its divisors is an integer number (8009067).

Almost surely, 2^51671350 is an apocalyptic number.

51671350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51671350 is a deficient number, since it is larger than the sum of its proper divisors (44437454).

51671350 is a wasteful number, since it uses less digits than its factorization.

51671350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033439 (or 1033434 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 51671350 is about 7188.2786534747. The cubic root of 51671350 is about 372.4631136245.

Adding to 51671350 its reverse (5317615), we get a palindrome (56988965).

The spelling of 51671350 in words is "fifty-one million, six hundred seventy-one thousand, three hundred fifty".