620606022 has 8 divisors (see below), whose sum is σ = 1241212056. Its totient is φ = 206868672.

The previous prime is 620605963. The next prime is 620606039. The reversal of 620606022 is 220606026.

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

620606022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 620605983 and 620606001.

It is a congruent number.

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, 51717163 + ... + 51717174.

It is an arithmetic number, because the mean of its divisors is an integer number (155151507).

Almost surely, 2^620606022 is an apocalyptic number.

620606022 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.

620606022 is a wasteful number, since it uses less digits than its factorization.

620606022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103434342.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 620606022 is about 24911.9654383190. The cubic root of 620606022 is about 852.9796337220.

The spelling of 620606022 in words is "six hundred twenty million, six hundred six thousand, twenty-two".