620103066 has 32 divisors (see below), whose sum is σ = 1372018176. Its totient is φ = 185262000.

The previous prime is 620103061. The next prime is 620103079. The reversal of 620103066 is 660301026.

It is not an unprimeable number, because it can be changed into a prime (620103061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61480 + ... + 70851.

It is an arithmetic number, because the mean of its divisors is an integer number (42875568).

Almost surely, 2^620103066 is an apocalyptic number.

620103066 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

620103066 is an abundant number, since it is smaller than the sum of its proper divisors (751915110).

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

620103066 is a wasteful number, since it uses less digits than its factorization.

620103066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132418.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 620103066 is about 24901.8687250576. The cubic root of 620103066 is about 852.7491454811.

The spelling of 620103066 in words is "six hundred twenty million, one hundred three thousand, sixty-six".