424522620 has 60 divisors (see below), whose sum is σ = 1331748264. Its totient is φ = 113205600.

The previous prime is 424522603. The next prime is 424522621. The reversal of 424522620 is 26225424.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424522621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 129406 + ... + 132645.

Almost surely, 2^424522620 is an apocalyptic number.

It is an amenable number.

424522620 is an abundant number, since it is smaller than the sum of its proper divisors (907225644).

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

424522620 is a wasteful number, since it uses less digits than its factorization.

424522620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262072 (or 262061 counting only the distinct ones).

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

The square root of 424522620 is about 20603.9467093079. The cubic root of 424522620 is about 751.5656892153.

The spelling of 424522620 in words is "four hundred twenty-four million, five hundred twenty-two thousand, six hundred twenty".