972386 has 4 divisors (see below), whose sum is σ = 1458582. Its totient is φ = 486192.

The previous prime is 972373. The next prime is 972403. The reversal of 972386 is 683279.

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

It can be written as a sum of positive squares in only one way, i.e., 866761 + 105625 = 931^2 + 325^2 .

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243095 + ... + 243098.

2⁹⁷²³⁸⁶ is an apocalyptic number.

972386 is a deficient number, since it is larger than the sum of its proper divisors (486196).

972386 is a wasteful number, since it uses less digits than its factorization.

972386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486195.

The product of its digits is 18144, while the sum is 35.

The square root of 972386 is about 986.0963441774. The cubic root of 972386 is about 99.0709283232.

The spelling of 972386 in words is "nine hundred seventy-two thousand, three hundred eighty-six".