51461410 has 128 divisors (see below), whose sum is σ = 128024064. Its totient is φ = 14376960.

The previous prime is 51461401. The next prime is 51461429. The reversal of 51461410 is 1416415.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 530482 + ... + 530578.

It is an arithmetic number, because the mean of its divisors is an integer number (1000188).

Almost surely, 2^51461410 is an apocalyptic number.

51461410 is an abundant number, since it is smaller than the sum of its proper divisors (76562654).

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

51461410 is a wasteful number, since it uses less digits than its factorization.

51461410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 51461410 is about 7173.6608506397. The cubic root of 51461410 is about 371.9579913637.

Adding to 51461410 its reverse (1416415), we get a palindrome (52877825).

It can be divided in two parts, 5146 and 1410, that added together give a palindrome (6556).

The spelling of 51461410 in words is "fifty-one million, four hundred sixty-one thousand, four hundred ten".