87062722 has 4 divisors (see below), whose sum is σ = 130594086. Its totient is φ = 43531360.

The previous prime is 87062713. The next prime is 87062741. The reversal of 87062722 is 22726078.

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., 68906601 + 18156121 = 8301^2 + 4261^2 .

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, 21765679 + ... + 21765682.

Almost surely, 2^87062722 is an apocalyptic number.

87062722 is a deficient number, since it is larger than the sum of its proper divisors (43531364).

87062722 is a wasteful number, since it uses less digits than its factorization.

87062722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43531363.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 87062722 is about 9330.7406994300. The cubic root of 87062722 is about 443.2112209458.

The spelling of 87062722 in words is "eighty-seven million, sixty-two thousand, seven hundred twenty-two".