8972386 has 4 divisors (see below), whose sum is σ = 13458582. Its totient is φ = 4486192.

The previous prime is 8972371. The next prime is 8972407. The reversal of 8972386 is 6832798.

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., 8381025 + 591361 = 2895^2 + 769^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2243095 + ... + 2243098.

Almost surely, 2^8972386 is an apocalyptic number.

8972386 is a deficient number, since it is larger than the sum of its proper divisors (4486196).

8972386 is a wasteful number, since it uses less digits than its factorization.

8972386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486195.

The product of its digits is 145152, while the sum is 43.

The square root of 8972386 is about 2995.3941309951. The cubic root of 8972386 is about 207.7954257101.

The spelling of 8972386 in words is "eight million, nine hundred seventy-two thousand, three hundred eighty-six".