51004534 has 8 divisors (see below), whose sum is σ = 87436368. Its totient is φ = 21859080.

The previous prime is 51004519. The next prime is 51004549. The reversal of 51004534 is 43540015.

It is an interprime number because it is at equal distance from previous prime (51004519) and next prime (51004549).

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1821577 + ... + 1821604.

It is an arithmetic number, because the mean of its divisors is an integer number (10929546).

Almost surely, 2^51004534 is an apocalyptic number.

51004534 is a deficient number, since it is larger than the sum of its proper divisors (36431834).

51004534 is a wasteful number, since it uses less digits than its factorization.

51004534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643190.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 51004534 is about 7141.7458649829. The cubic root of 51004534 is about 370.8539661569.

Adding to 51004534 its reverse (43540015), we get a palindrome (94544549).

It can be divided in two parts, 5100 and 4534, that multiplied together give a triangular number (23123400 = T₆₈₀₀).

The spelling of 51004534 in words is "fifty-one million, four thousand, five hundred thirty-four".