8961922 has 4 divisors (see below), whose sum is σ = 13442886. Its totient is φ = 4480960.

The previous prime is 8961893. The next prime is 8961943. The reversal of 8961922 is 2291698.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2291698 = 2 ⋅1145849.

It can be written as a sum of positive squares in only one way, i.e., 8415801 + 546121 = 2901^2 + 739^2 .

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, 2240479 + ... + 2240482.

Almost surely, 2^8961922 is an apocalyptic number.

8961922 is a deficient number, since it is larger than the sum of its proper divisors (4480964).

8961922 is a wasteful number, since it uses less digits than its factorization.

8961922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4480963.

The product of its digits is 15552, while the sum is 37.

The square root of 8961922 is about 2993.6469397710. The cubic root of 8961922 is about 207.7146141636.

The spelling of 8961922 in words is "eight million, nine hundred sixty-one thousand, nine hundred twenty-two".