620466051 has 16 divisors (see below), whose sum is σ = 878006304. Its totient is φ = 388399104.

The previous prime is 620466047. The next prime is 620466053. The reversal of 620466051 is 150664026.

It is not a de Polignac number, because 620466051 - 2² = 620466047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (620466053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8035 + ... + 36131.

It is an arithmetic number, because the mean of its divisors is an integer number (54875394).

Almost surely, 2^620466051 is an apocalyptic number.

620466051 is a deficient number, since it is larger than the sum of its proper divisors (257540253).

620466051 is a wasteful number, since it uses less digits than its factorization.

620466051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28550.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 620466051 is about 24909.1559672342. The cubic root of 620466051 is about 852.9155021125.

The spelling of 620466051 in words is "six hundred twenty million, four hundred sixty-six thousand, fifty-one".