51203274 has 8 divisors (see below), whose sum is σ = 102406560. Its totient is φ = 17067756.

The previous prime is 51203261. The next prime is 51203287. The reversal of 51203274 is 47230215.

It is an interprime number because it is at equal distance from previous prime (51203261) and next prime (51203287).

It is a sphenic number, since it is the product of 3 distinct primes.

51203274 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4266934 + ... + 4266945.

It is an arithmetic number, because the mean of its divisors is an integer number (12800820).

Almost surely, 2^51203274 is an apocalyptic number.

51203274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

51203274 is a wasteful number, since it uses less digits than its factorization.

51203274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8533884.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 51203274 is about 7155.6463020471. The cubic root of 51203274 is about 371.3350213963.

Adding to 51203274 its reverse (47230215), we get a palindrome (98433489).

The spelling of 51203274 in words is "fifty-one million, two hundred three thousand, two hundred seventy-four".