65194742 has 16 divisors (see below), whose sum is σ = 102269952. Its totient is φ = 31111080.

The previous prime is 65194739. The next prime is 65194747. The reversal of 65194742 is 24749156.

It is a junction number, because it is equal to n+sod(n) for n = 65194696 and 65194705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65194747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23867 + ... + 26457.

It is an arithmetic number, because the mean of its divisors is an integer number (6391872).

Almost surely, 2^65194742 is an apocalyptic number.

65194742 is a deficient number, since it is larger than the sum of its proper divisors (37075210).

65194742 is a wasteful number, since it uses less digits than its factorization.

65194742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163.

The product of its digits is 60480, while the sum is 38.

The square root of 65194742 is about 8074.3261019109. The cubic root of 65194742 is about 402.4737161186.

The spelling of 65194742 in words is "sixty-five million, one hundred ninety-four thousand, seven hundred forty-two".