51354626 has 8 divisors (see below), whose sum is σ = 77062860. Its totient is φ = 25667008.

The previous prime is 51354623. The next prime is 51354643. The reversal of 51354626 is 62645315.

It can be written as a sum of positive squares in 2 ways, for example, as 51051025 + 303601 = 7145^2 + 551^2 .

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

It is a super-2 number, since 2×51354626² = 5274595223199752, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51354592 and 51354601.

It is not an unprimeable number, because it can be changed into a prime (51354623) by changing a digit.

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, 5390 + ... + 11478.

Almost surely, 2^51354626 is an apocalyptic number.

51354626 is a deficient number, since it is larger than the sum of its proper divisors (25708234).

51354626 is a wasteful number, since it uses less digits than its factorization.

51354626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10308.

The product of its digits is 21600, while the sum is 32.

The square root of 51354626 is about 7166.2142027712. The cubic root of 51354626 is about 371.7005384705.

The spelling of 51354626 in words is "fifty-one million, three hundred fifty-four thousand, six hundred twenty-six".