620698 has 8 divisors (see below), whose sum is σ = 1002708. Its totient is φ = 286464.

The previous prime is 620693. The next prime is 620717. The reversal of 620698 is 896026.

620698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 522729 + 97969 = 723^2 + 313^2 .

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

It is not an unprimeable number, because it can be changed into a prime (620693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11911 + ... + 11962.

2⁶²⁰⁶⁹⁸ is an apocalyptic number.

620698 is a deficient number, since it is larger than the sum of its proper divisors (382010).

620698 is a wasteful number, since it uses less digits than its factorization.

620698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23888.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 620698 is about 787.8438931667. The cubic root of 620698 is about 85.3021770753.

The spelling of 620698 in words is "six hundred twenty thousand, six hundred ninety-eight".