620326424 has 8 divisors (see below), whose sum is σ = 1163112060. Its totient is φ = 310163208.

The previous prime is 620326411. The next prime is 620326429. The reversal of 620326424 is 424623026.

620326424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620326429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38770394 + ... + 38770409.

Almost surely, 2^620326424 is an apocalyptic number.

It is an amenable number.

620326424 is a deficient number, since it is larger than the sum of its proper divisors (542785636).

620326424 is a wasteful number, since it uses less digits than its factorization.

620326424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77540809 (or 77540805 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 620326424 is about 24906.3530851066. The cubic root of 620326424 is about 852.8515185059.

The spelling of 620326424 in words is "six hundred twenty million, three hundred twenty-six thousand, four hundred twenty-four".