51935930 has 64 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 18708480.

The previous prime is 51935929. The next prime is 51935963. The reversal of 51935930 is 3953915.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459554 + ... + 459666.

It is an arithmetic number, because the mean of its divisors is an integer number (1615950).

Almost surely, 2^51935930 is an apocalyptic number.

51935930 is a deficient number, since it is larger than the sum of its proper divisors (51484870).

51935930 is a wasteful number, since it uses less digits than its factorization.

51935930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239.

The product of its (nonzero) digits is 18225, while the sum is 35.

The square root of 51935930 is about 7206.6587264834. The cubic root of 51935930 is about 373.0977565318.

The spelling of 51935930 in words is "fifty-one million, nine hundred thirty-five thousand, nine hundred thirty".