65442201 has 8 divisors (see below), whose sum is σ = 95188704. Its totient is φ = 39661920.

The previous prime is 65442187. The next prime is 65442239. The reversal of 65442201 is 10224456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65442201 - 2⁷ = 65442073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65442101) 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, 991516 + ... + 991581.

It is an arithmetic number, because the mean of its divisors is an integer number (11898588).

Almost surely, 2^65442201 is an apocalyptic number.

It is an amenable number.

65442201 is a deficient number, since it is larger than the sum of its proper divisors (29746503).

65442201 is a wasteful number, since it uses less digits than its factorization.

65442201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983111.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 65442201 is about 8089.6354058758. The cubic root of 65442201 is about 402.9822949488.

Adding to 65442201 its reverse (10224456), we get a palindrome (75666657).

The spelling of 65442201 in words is "sixty-five million, four hundred forty-two thousand, two hundred one".