5306438 has 4 divisors (see below), whose sum is σ = 7959660. Its totient is φ = 2653218.

The previous prime is 5306437. The next prime is 5306459. The reversal of 5306438 is 8346035.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5306438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5306437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1326608 + ... + 1326611.

It is an arithmetic number, because the mean of its divisors is an integer number (1989915).

Almost surely, 2^5306438 is an apocalyptic number.

5306438 is a deficient number, since it is larger than the sum of its proper divisors (2653222).

5306438 is a wasteful number, since it uses less digits than its factorization.

5306438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2653221.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 5306438 is about 2303.5707065337. The cubic root of 5306438 is about 174.4219074056.

The spelling of 5306438 in words is "five million, three hundred six thousand, four hundred thirty-eight".