424520064 has 48 divisors (see below), whose sum is σ = 1221604020. Its totient is φ = 141506304.

The previous prime is 424520051. The next prime is 424520077. The reversal of 424520064 is 460025424.

It is an interprime number because it is at equal distance from previous prime (424520051) and next prime (424520077).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 183102 + ... + 185405.

Almost surely, 2^424520064 is an apocalyptic number.

It is an amenable number.

424520064 is an abundant number, since it is smaller than the sum of its proper divisors (797083956).

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

424520064 is a wasteful number, since it uses less digits than its factorization.

424520064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368527 (or 368512 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 424520064 is about 20603.8846822632. The cubic root of 424520064 is about 751.5641808498.

Adding to 424520064 its reverse (460025424), we get a palindrome (884545488).

The spelling of 424520064 in words is "four hundred twenty-four million, five hundred twenty thousand, sixty-four".