51464434 has 16 divisors (see below), whose sum is σ = 88377408. Its totient is φ = 22018032.

The previous prime is 51464429. The next prime is 51464453. The reversal of 51464434 is 43446415.

It is a junction number, because it is equal to n+sod(n) for n = 51464396 and 51464405.

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 7 ways as a sum of consecutive naturals, for example, 6144 + ... + 11860.

It is an arithmetic number, because the mean of its divisors is an integer number (5523588).

Almost surely, 2^51464434 is an apocalyptic number.

51464434 is a deficient number, since it is larger than the sum of its proper divisors (36912974).

51464434 is a wasteful number, since it uses less digits than its factorization.

51464434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6369.

The product of its digits is 23040, while the sum is 31.

The square root of 51464434 is about 7173.8716185892. The cubic root of 51464434 is about 371.9652769455.

The spelling of 51464434 in words is "fifty-one million, four hundred sixty-four thousand, four hundred thirty-four".