51534022 has 8 divisors (see below), whose sum is σ = 78611400. Its totient is φ = 25330224.

The previous prime is 51534019. The next prime is 51534031. The reversal of 51534022 is 22043515.

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

It is a junction number, because it is equal to n+sod(n) for n = 51533984 and 51534002.

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, 218247 + ... + 218482.

It is an arithmetic number, because the mean of its divisors is an integer number (9826425).

Almost surely, 2^51534022 is an apocalyptic number.

51534022 is a deficient number, since it is larger than the sum of its proper divisors (27077378).

51534022 is a wasteful number, since it uses less digits than its factorization.

51534022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436790.

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

The square root of 51534022 is about 7178.7200809058. The cubic root of 51534022 is about 372.1328532688.

Adding to 51534022 its reverse (22043515), we get a palindrome (73577537).

The spelling of 51534022 in words is "fifty-one million, five hundred thirty-four thousand, twenty-two".