51146622 has 24 divisors (see below), whose sum is σ = 113177376. Its totient is φ = 16685856.

The previous prime is 51146603. The next prime is 51146653. The reversal of 51146622 is 22664115.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29383 + ... + 31074.

It is an arithmetic number, because the mean of its divisors is an integer number (4715724).

Almost surely, 2^51146622 is an apocalyptic number.

51146622 is an abundant number, since it is smaller than the sum of its proper divisors (62030754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51146622 is a wasteful number, since it uses less digits than its factorization.

51146622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60512 (or 60509 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 51146622 is about 7151.6866542096. The cubic root of 51146622 is about 371.1980208150.

The spelling of 51146622 in words is "fifty-one million, one hundred forty-six thousand, six hundred twenty-two".