65252842 has 16 divisors (see below), whose sum is σ = 102400200. Its totient is φ = 31144960.

The previous prime is 65252833. The next prime is 65252881. The reversal of 65252842 is 24825256.

It can be written as a sum of positive squares in 4 ways, for example, as 23145721 + 42107121 = 4811^2 + 6489^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65252798 and 65252807.

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 in 7 ways as a sum of consecutive naturals, for example, 1159 + ... + 11482.

Almost surely, 2^65252842 is an apocalyptic number.

65252842 is a deficient number, since it is larger than the sum of its proper divisors (37147358).

65252842 is a wasteful number, since it uses less digits than its factorization.

65252842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12761.

The product of its digits is 38400, while the sum is 34.

The square root of 65252842 is about 8077.9231241700. The cubic root of 65252842 is about 402.5932389476.

The spelling of 65252842 in words is "sixty-five million, two hundred fifty-two thousand, eight hundred forty-two".