65942413 has 4 divisors (see below), whose sum is σ = 65959488. Its totient is φ = 65925340.

The previous prime is 65942411. The next prime is 65942453. The reversal of 65942413 is 31424956.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65942413 - 2¹ = 65942411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65942411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318 + ... + 11488.

It is an arithmetic number, because the mean of its divisors is an integer number (16489872).

Almost surely, 2^65942413 is an apocalyptic number.

It is an amenable number.

65942413 is a deficient number, since it is larger than the sum of its proper divisors (17075).

65942413 is a wasteful number, since it uses less digits than its factorization.

65942413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17074.

The product of its digits is 25920, while the sum is 34.

The square root of 65942413 is about 8120.4933963399. The cubic root of 65942413 is about 404.0064310482.

The spelling of 65942413 in words is "sixty-five million, nine hundred forty-two thousand, four hundred thirteen".