51060764 has 12 divisors (see below), whose sum is σ = 92437800. Its totient is φ = 24649968.

The previous prime is 51060761. The next prime is 51060769. The reversal of 51060764 is 46706015.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51060761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219974 + ... + 220205.

It is an arithmetic number, because the mean of its divisors is an integer number (7703150).

Almost surely, 2^51060764 is an apocalyptic number.

It is an amenable number.

51060764 is a deficient number, since it is larger than the sum of its proper divisors (41377036).

51060764 is a wasteful number, since it uses less digits than its factorization.

51060764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440212 (or 440210 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 51060764 is about 7145.6814930418. The cubic root of 51060764 is about 370.9901988823.

Adding to 51060764 its reverse (46706015), we get a palindrome (97766779).

The spelling of 51060764 in words is "fifty-one million, sixty thousand, seven hundred sixty-four".