620588946 has 8 divisors (see below), whose sum is σ = 1241177904. Its totient is φ = 206862980.

The previous prime is 620588939. The next prime is 620588957. The reversal of 620588946 is 649885026.

It is a happy number.

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

620588946 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 620588895 and 620588904.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51715740 + ... + 51715751.

It is an arithmetic number, because the mean of its divisors is an integer number (155147238).

Almost surely, 2^620588946 is an apocalyptic number.

620588946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

620588946 is a wasteful number, since it uses less digits than its factorization.

620588946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103431496.

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 620588946 is about 24911.6227090890. The cubic root of 620588946 is about 852.9718103938.

The spelling of 620588946 in words is "six hundred twenty million, five hundred eighty-eight thousand, nine hundred forty-six".