5251432 has 8 divisors (see below), whose sum is σ = 9846450. Its totient is φ = 2625712.

The previous prime is 5251423. The next prime is 5251457. The reversal of 5251432 is 2341525.

It can be written as a sum of positive squares in only one way, i.e., 3363556 + 1887876 = 1834^2 + 1374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328207 + ... + 328222.

Almost surely, 2^5251432 is an apocalyptic number.

It is an amenable number.

5251432 is a deficient number, since it is larger than the sum of its proper divisors (4595018).

5251432 is a wasteful number, since it uses less digits than its factorization.

5251432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656435 (or 656431 counting only the distinct ones).

The product of its digits is 1200, while the sum is 22.

The square root of 5251432 is about 2291.6003141909. The cubic root of 5251432 is about 173.8171329353.

Adding to 5251432 its reverse (2341525), we get a palindrome (7592957).

The spelling of 5251432 in words is "five million, two hundred fifty-one thousand, four hundred thirty-two".