51964260 has 48 divisors (see below), whose sum is σ = 146017536. Its totient is φ = 13807872.

The previous prime is 51964217. The next prime is 51964267. The reversal of 51964260 is 6246915.

It is not an unprimeable number, because it can be changed into a prime (51964267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17397 + ... + 20163.

It is an arithmetic number, because the mean of its divisors is an integer number (3042032).

Almost surely, 2^51964260 is an apocalyptic number.

It is an amenable number.

51964260 is an abundant number, since it is smaller than the sum of its proper divisors (94053276).

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

51964260 is a wasteful number, since it uses less digits than its factorization.

51964260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092 (or 3090 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 51964260 is about 7208.6240018467. The cubic root of 51964260 is about 373.1655832954.

The spelling of 51964260 in words is "fifty-one million, nine hundred sixty-four thousand, two hundred sixty".