51572014 has 32 divisors (see below), whose sum is σ = 86365440. Its totient is φ = 22944000.

The previous prime is 51571963. The next prime is 51572041. The reversal of 51572014 is 41027515.

It is a self number, because there is not a number n which added to its sum of digits gives 51572014.

It is a congruent number.

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, 107427 + ... + 107905.

It is an arithmetic number, because the mean of its divisors is an integer number (2698920).

Almost surely, 2^51572014 is an apocalyptic number.

51572014 is a deficient number, since it is larger than the sum of its proper divisors (34793426).

51572014 is a wasteful number, since it uses less digits than its factorization.

51572014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 51572014 is about 7181.3657475441. The cubic root of 51572014 is about 372.2242789454.

Adding to 51572014 its reverse (41027515), we get a palindrome (92599529).

The spelling of 51572014 in words is "fifty-one million, five hundred seventy-two thousand, fourteen".