620347296 has 24 divisors (see below), whose sum is σ = 1628411904. Its totient is φ = 206782400.

The previous prime is 620347279. The next prime is 620347303. The reversal of 620347296 is 692743026.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3230880 + ... + 3231071.

It is an arithmetic number, because the mean of its divisors is an integer number (67850496).

Almost surely, 2^620347296 is an apocalyptic number.

It is an amenable number.

620347296 is an abundant number, since it is smaller than the sum of its proper divisors (1008064608).

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

620347296 is a wasteful number, since it uses less digits than its factorization.

620347296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461964 (or 6461956 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 620347296 is about 24906.7720911402. The cubic root of 620347296 is about 852.8610836405.

The spelling of 620347296 in words is "six hundred twenty million, three hundred forty-seven thousand, two hundred ninety-six".