65742633 has 12 divisors (see below), whose sum is σ = 103594608. Its totient is φ = 39843960.

The previous prime is 65742577. The next prime is 65742637. The reversal of 65742633 is 33624756.

It is not a de Polignac number, because 65742633 - 2¹⁰ = 65741609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65742637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331935 + ... + 332132.

It is an arithmetic number, because the mean of its divisors is an integer number (8632884).

Almost surely, 2^65742633 is an apocalyptic number.

It is an amenable number.

65742633 is a deficient number, since it is larger than the sum of its proper divisors (37851975).

65742633 is a wasteful number, since it uses less digits than its factorization.

65742633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664084 (or 664081 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 65742633 is about 8108.1830887074. The cubic root of 65742633 is about 403.5980239360.

The spelling of 65742633 in words is "sixty-five million, seven hundred forty-two thousand, six hundred thirty-three".