620429063 has 4 divisors (see below), whose sum is σ = 621486600. Its totient is φ = 619371528.

The previous prime is 620429041. The next prime is 620429137. The reversal of 620429063 is 360924026.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 620429063 - 2⁸ = 620428807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620420063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527888 + ... + 529061.

It is an arithmetic number, because the mean of its divisors is an integer number (155371650).

Almost surely, 2^620429063 is an apocalyptic number.

620429063 is a deficient number, since it is larger than the sum of its proper divisors (1057537).

620429063 is a wasteful number, since it uses less digits than its factorization.

620429063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057536.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 620429063 is about 24908.4134982540. The cubic root of 620429063 is about 852.8985534196.

The spelling of 620429063 in words is "six hundred twenty million, four hundred twenty-nine thousand, sixty-three".