64764241 has 4 divisors (see below), whose sum is σ = 65862000. Its totient is φ = 63666484.

The previous prime is 64764233. The next prime is 64764247. The reversal of 64764241 is 14246746.

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 64764241 - 2³ = 64764233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64764197 and 64764206.

It is not an unprimeable number, because it can be changed into a prime (64764247) 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, 548791 + ... + 548908.

It is an arithmetic number, because the mean of its divisors is an integer number (16465500).

Almost surely, 2^64764241 is an apocalyptic number.

It is an amenable number.

64764241 is a deficient number, since it is larger than the sum of its proper divisors (1097759).

64764241 is a wasteful number, since it uses less digits than its factorization.

64764241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097758.

The product of its digits is 32256, while the sum is 34.

The square root of 64764241 is about 8047.6233137492. The cubic root of 64764241 is about 401.5858729581.

The spelling of 64764241 in words is "sixty-four million, seven hundred sixty-four thousand, two hundred forty-one".