51461352 has 32 divisors (see below), whose sum is σ = 142948800. Its totient is φ = 17153712.

The previous prime is 51461351. The next prime is 51461359. The reversal of 51461352 is 25316415.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (51461351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118908 + ... + 119339.

It is an arithmetic number, because the mean of its divisors is an integer number (4467150).

Almost surely, 2^51461352 is an apocalyptic number.

It is an amenable number.

51461352 is an abundant number, since it is smaller than the sum of its proper divisors (91487448).

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

51461352 is a wasteful number, since it uses less digits than its factorization.

51461352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238262 (or 238252 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 51461352 is about 7173.6568080722. The cubic root of 51461352 is about 371.9578516243.

Adding to 51461352 its reverse (25316415), we get a palindrome (76777767).

The spelling of 51461352 in words is "fifty-one million, four hundred sixty-one thousand, three hundred fifty-two".