64554432 has 28 divisors (see below), whose sum is σ = 170800776. Its totient is φ = 21518080.

The previous prime is 64554421. The next prime is 64554443. The reversal of 64554432 is 23445546.

It is an interprime number because it is at equal distance from previous prime (64554421) and next prime (64554443).

It is a junction number, because it is equal to n+sod(n) for n = 64554393 and 64554402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167919 + ... + 168302.

Almost surely, 2^64554432 is an apocalyptic number.

It is an amenable number.

64554432 is an abundant number, since it is smaller than the sum of its proper divisors (106246344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64554432 is a wasteful number, since it uses less digits than its factorization.

64554432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336236 (or 336226 counting only the distinct ones).

The product of its digits is 57600, while the sum is 33.

The square root of 64554432 is about 8034.5772757501. The cubic root of 64554432 is about 401.1517471798.

Adding to 64554432 its reverse (23445546), we get a palindrome (87999978).

The spelling of 64554432 in words is "sixty-four million, five hundred fifty-four thousand, four hundred thirty-two".