65873742 has 32 divisors (see below), whose sum is σ = 152181504. Its totient is φ = 18787200.

The previous prime is 65873737. The next prime is 65873747. The reversal of 65873742 is 24737856.

It is an interprime number because it is at equal distance from previous prime (65873737) and next prime (65873747).

It is a junction number, because it is equal to n+sod(n) for n = 65873694 and 65873703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65873747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28234 + ... + 30477.

It is an arithmetic number, because the mean of its divisors is an integer number (4755672).

Almost surely, 2^65873742 is an apocalyptic number.

65873742 is an abundant number, since it is smaller than the sum of its proper divisors (86307762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65873742 is a wasteful number, since it uses less digits than its factorization.

65873742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58744.

The product of its digits is 282240, while the sum is 42.

The square root of 65873742 is about 8116.2640420331. The cubic root of 65873742 is about 403.8661411576.

The spelling of 65873742 in words is "sixty-five million, eight hundred seventy-three thousand, seven hundred forty-two".