64414432 has 12 divisors (see below), whose sum is σ = 126815976. Its totient is φ = 32207200.

The previous prime is 64414429. The next prime is 64414439. The reversal of 64414432 is 23441446.

It is a self number, because there is not a number n which added to its sum of digits gives 64414432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64414439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006444 + ... + 1006507.

It is an arithmetic number, because the mean of its divisors is an integer number (10567998).

Almost surely, 2^64414432 is an apocalyptic number.

It is an amenable number.

64414432 is a deficient number, since it is larger than the sum of its proper divisors (62401544).

64414432 is a wasteful number, since it uses less digits than its factorization.

64414432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012961 (or 2012953 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 64414432 is about 8025.8602031184. The cubic root of 64414432 is about 400.8615430268.

Adding to 64414432 its reverse (23441446), we get a palindrome (87855878).

It can be divided in two parts, 64414 and 432, that added together give a palindrome (64846).

The spelling of 64414432 in words is "sixty-four million, four hundred fourteen thousand, four hundred thirty-two".