5051312 has 60 divisors (see below), whose sum is σ = 12086280. Its totient is φ = 2032128.

The previous prime is 5051309. The next prime is 5051341. The reversal of 5051312 is 2131505.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13139 + ... + 13517.

It is an arithmetic number, because the mean of its divisors is an integer number (201438).

Almost surely, 2^5051312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5051312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6043140).

5051312 is an abundant number, since it is smaller than the sum of its proper divisors (7034968).

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

5051312 is a wasteful number, since it uses less digits than its factorization.

5051312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418 (or 405 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 5051312 is about 2247.5124026354. The cubic root of 5051312 is about 171.5805535783.

Adding to 5051312 its reverse (2131505), we get a palindrome (7182817).

The spelling of 5051312 in words is "five million, fifty-one thousand, three hundred twelve".