65940922 has 4 divisors (see below), whose sum is σ = 98911386. Its totient is φ = 32970460.

The previous prime is 65940911. The next prime is 65940947. The reversal of 65940922 is 22904956.

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., 65626201 + 314721 = 8101^2 + 561^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16485229 + ... + 16485232.

Almost surely, 2^65940922 is an apocalyptic number.

65940922 is a deficient number, since it is larger than the sum of its proper divisors (32970464).

65940922 is a wasteful number, since it uses less digits than its factorization.

65940922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32970463.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 65940922 is about 8120.4015910545. The cubic root of 65940922 is about 404.0033860776.

The spelling of 65940922 in words is "sixty-five million, nine hundred forty thousand, nine hundred twenty-two".