5251930 has 8 divisors (see below), whose sum is σ = 9453492. Its totient is φ = 2100768.

The previous prime is 5251919. The next prime is 5251933. The reversal of 5251930 is 391525.

It can be written as a sum of positive squares in 2 ways, for example, as 5248681 + 3249 = 2291^2 + 57^2 .

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5251895 and 5251904.

It is not an unprimeable number, because it can be changed into a prime (5251933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262587 + ... + 262606.

Almost surely, 2^5251930 is an apocalyptic number.

5251930 is a deficient number, since it is larger than the sum of its proper divisors (4201562).

5251930 is a wasteful number, since it uses less digits than its factorization.

5251930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525200.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 5251930 is about 2291.7089693065. The cubic root of 5251930 is about 173.8226271951.

The spelling of 5251930 in words is "five million, two hundred fifty-one thousand, nine hundred thirty".