620460002 has 8 divisors (see below), whose sum is σ = 936070236. Its totient is φ = 308436592.

The previous prime is 620459951. The next prime is 620460037. The reversal of 620460002 is 200064026.

It can be written as a sum of positive squares in 2 ways, for example, as 611028961 + 9431041 = 24719^2 + 3071^2 .

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

It is a super-2 number, since 2×620460002² = 769941228163680008, which contains 22 as substring.

It is an unprimeable number.

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, 896273 + ... + 896964.

Almost surely, 2^620460002 is an apocalyptic number.

620460002 is a deficient number, since it is larger than the sum of its proper divisors (315610234).

620460002 is a wasteful number, since it uses less digits than its factorization.

620460002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793412.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 620460002 is about 24909.0345457226. The cubic root of 620460002 is about 852.9127303773.

The spelling of 620460002 in words is "six hundred twenty million, four hundred sixty thousand, two".