51260352 has 112 divisors (see below), whose sum is σ = 159422592. Its totient is φ = 14330880.

The previous prime is 51260333. The next prime is 51260369. The reversal of 51260352 is 25306215.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26523 + ... + 28389.

It is an arithmetic number, because the mean of its divisors is an integer number (1423416).

Almost surely, 2^51260352 is an apocalyptic number.

51260352 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51260352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79711296).

51260352 is an abundant number, since it is smaller than the sum of its proper divisors (108162240).

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

51260352 is a wasteful number, since it uses less digits than its factorization.

51260352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906 (or 1896 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 51260352 is about 7159.6335101735. The cubic root of 51260352 is about 371.4729500088.

Adding to 51260352 its reverse (25306215), we get a palindrome (76566567).

The spelling of 51260352 in words is "fifty-one million, two hundred sixty thousand, three hundred fifty-two".