974438 has 4 divisors (see below), whose sum is σ = 1461660. Its totient is φ = 487218.

The previous prime is 974437. The next prime is 974443. The reversal of 974438 is 834479.

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

It is a junction number, because it is equal to n+sod(n) for n = 974398 and 974407.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 974438.

It is not an unprimeable number, because it can be changed into a prime (974431) by changing a digit.

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, 243608 + ... + 243611.

It is an arithmetic number, because the mean of its divisors is an integer number (365415).

2⁹⁷⁴⁴³⁸ is an apocalyptic number.

974438 is a deficient number, since it is larger than the sum of its proper divisors (487222).

974438 is a wasteful number, since it uses less digits than its factorization.

974438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487221.

The product of its digits is 24192, while the sum is 35.

The square root of 974438 is about 987.1362621239. The cubic root of 974438 is about 99.1405682641.

It can be divided in two parts, 9 and 74438, that added together give a palindrome (74447).

The spelling of 974438 in words is "nine hundred seventy-four thousand, four hundred thirty-eight".