51146426 has 16 divisors (see below), whose sum is σ = 78932448. Its totient is φ = 24846000.

The previous prime is 51146419. The next prime is 51146449. The reversal of 51146426 is 62464115.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7601 + ... + 12651.

It is an arithmetic number, because the mean of its divisors is an integer number (4933278).

Almost surely, 2^51146426 is an apocalyptic number.

51146426 is a deficient number, since it is larger than the sum of its proper divisors (27786022).

51146426 is a wasteful number, since it uses less digits than its factorization.

51146426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5197.

The product of its digits is 5760, while the sum is 29.

The square root of 51146426 is about 7151.6729511353. The cubic root of 51146426 is about 371.1975466560.

The spelling of 51146426 in words is "fifty-one million, one hundred forty-six thousand, four hundred twenty-six".