64414401 has 4 divisors (see below), whose sum is σ = 85885872. Its totient is φ = 42942932.

The previous prime is 64414367. The next prime is 64414417. The reversal of 64414401 is 10441446.

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 a de Polignac number, because none of the positive numbers 2^k-64414401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64414501) 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, 10735731 + ... + 10735736.

It is an arithmetic number, because the mean of its divisors is an integer number (21471468).

Almost surely, 2^64414401 is an apocalyptic number.

It is an amenable number.

64414401 is a deficient number, since it is larger than the sum of its proper divisors (21471471).

64414401 is a wasteful number, since it uses less digits than its factorization.

64414401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21471470.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 64414401 is about 8025.8582718610. The cubic root of 64414401 is about 400.8614787207.

Adding to 64414401 its reverse (10441446), we get a palindrome (74855847).

The spelling of 64414401 in words is "sixty-four million, four hundred fourteen thousand, four hundred one".