5139432 has 48 divisors (see below), whose sum is σ = 14266980. Its totient is φ = 1670400.

The previous prime is 5139427. The next prime is 5139451. The reversal of 5139432 is 2349315.

It can be written as a sum of positive squares in 2 ways, for example, as 3218436 + 1920996 = 1794^2 + 1386^2 .

It is a super-2 number, since 2×5139432² = 52827522565248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5139396 and 5139405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2082 + ... + 3822.

Almost surely, 2^5139432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5139432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7133490).

5139432 is an abundant number, since it is smaller than the sum of its proper divisors (9127548).

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

5139432 is a wasteful number, since it uses less digits than its factorization.

5139432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794 (or 1787 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 5139432 is about 2267.0315392601. The cubic root of 5139432 is about 172.5725466751.

The spelling of 5139432 in words is "five million, one hundred thirty-nine thousand, four hundred thirty-two".