51934860 has 36 divisors (see below), whose sum is σ = 157536288. Its totient is φ = 13849248.

The previous prime is 51934807. The next prime is 51934871. The reversal of 51934860 is 6843915.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 144084 + ... + 144443.

It is an arithmetic number, because the mean of its divisors is an integer number (4376008).

Almost surely, 2^51934860 is an apocalyptic number.

It is an amenable number.

51934860 is an abundant number, since it is smaller than the sum of its proper divisors (105601428).

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

51934860 is a wasteful number, since it uses less digits than its factorization.

51934860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288542 (or 288537 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 51934860 is about 7206.5844892015. The cubic root of 51934860 is about 373.0951942893.

The spelling of 51934860 in words is "fifty-one million, nine hundred thirty-four thousand, eight hundred sixty".