6475438 has 4 divisors (see below), whose sum is σ = 9713160. Its totient is φ = 3237718.

The previous prime is 6475387. The next prime is 6475457. The reversal of 6475438 is 8345746.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8345746 = 2 ⋅4172873.

It is a junction number, because it is equal to n+sod(n) for n = 6475397 and 6475406.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1618858 + ... + 1618861.

It is an arithmetic number, because the mean of its divisors is an integer number (2428290).

Almost surely, 2^6475438 is an apocalyptic number.

6475438 is a deficient number, since it is larger than the sum of its proper divisors (3237722).

6475438 is a wasteful number, since it uses less digits than its factorization.

6475438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237721.

The product of its digits is 80640, while the sum is 37.

The square root of 6475438 is about 2544.6881930799. The cubic root of 6475438 is about 186.3901894853.

The spelling of 6475438 in words is "six million, four hundred seventy-five thousand, four hundred thirty-eight".