51260770 has 32 divisors (see below), whose sum is σ = 100953216. Its totient is φ = 18585600.

The previous prime is 51260761. The next prime is 51260791. The reversal of 51260770 is 7706215.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70147 + ... + 70873.

It is an arithmetic number, because the mean of its divisors is an integer number (3154788).

Almost surely, 2^51260770 is an apocalyptic number.

51260770 is a deficient number, since it is larger than the sum of its proper divisors (49692446).

51260770 is a wasteful number, since it uses less digits than its factorization.

51260770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 51260770 is about 7159.6627015524. The cubic root of 51260770 is about 371.4739597253.

Adding to 51260770 its reverse (7706215), we get a palindrome (58966985).

The spelling of 51260770 in words is "fifty-one million, two hundred sixty thousand, seven hundred seventy".