620446546 has 8 divisors (see below), whose sum is σ = 931122864. Its totient is φ = 310072260.

The previous prime is 620446543. The next prime is 620446549. The reversal of 620446546 is 645644026.

620446546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (620446543) and next prime (620446549).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (620446543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70300 + ... + 78631.

It is an arithmetic number, because the mean of its divisors is an integer number (116390358).

Almost surely, 2^620446546 is an apocalyptic number.

620446546 is a deficient number, since it is larger than the sum of its proper divisors (310676318).

620446546 is a wasteful number, since it uses less digits than its factorization.

620446546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151016.

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 620446546 is about 24908.7644414571. The cubic root of 620446546 is about 852.9065645882.

The spelling of 620446546 in words is "six hundred twenty million, four hundred forty-six thousand, five hundred forty-six".