51452036 has 12 divisors (see below), whose sum is σ = 91517580. Its totient is φ = 25304160.

The previous prime is 51452017. The next prime is 51452059. The reversal of 51452036 is 63025415.

It can be written as a sum of positive squares in 2 ways, for example, as 23425600 + 28026436 = 4840^2 + 5294^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51451996 and 51452014.

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, 105191 + ... + 105678.

It is an arithmetic number, because the mean of its divisors is an integer number (7626465).

Almost surely, 2^51452036 is an apocalyptic number.

It is an amenable number.

51452036 is a deficient number, since it is larger than the sum of its proper divisors (40065544).

51452036 is a wasteful number, since it uses less digits than its factorization.

51452036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210934 (or 210932 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 51452036 is about 7173.0074585211. The cubic root of 51452036 is about 371.9354052101.

The spelling of 51452036 in words is "fifty-one million, four hundred fifty-two thousand, thirty-six".