620307470 has 16 divisors (see below), whose sum is σ = 1165099680. Its totient is φ = 237334944.

The previous prime is 620307463. The next prime is 620307473. The reversal of 620307470 is 74703026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620307473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348265 + ... + 1348724.

It is an arithmetic number, because the mean of its divisors is an integer number (72818730).

Almost surely, 2^620307470 is an apocalyptic number.

620307470 is a deficient number, since it is larger than the sum of its proper divisors (544792210).

620307470 is a wasteful number, since it uses less digits than its factorization.

620307470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697019.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 620307470 is about 24905.9725768740. The cubic root of 620307470 is about 852.8428321586.

The spelling of 620307470 in words is "six hundred twenty million, three hundred seven thousand, four hundred seventy".