620424266 has 32 divisors (see below), whose sum is σ = 1197711360. Its totient is φ = 233924400.

The previous prime is 620424263. The next prime is 620424283. The reversal of 620424266 is 662424026.

It is not an unprimeable number, because it can be changed into a prime (620424263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60206 + ... + 69753.

It is an arithmetic number, because the mean of its divisors is an integer number (37428480).

Almost surely, 2^620424266 is an apocalyptic number.

620424266 is a deficient number, since it is larger than the sum of its proper divisors (577287094).

620424266 is a wasteful number, since it uses less digits than its factorization.

620424266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130010.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 620424266 is about 24908.3172053031. The cubic root of 620424266 is about 852.8963552823.

The spelling of 620424266 in words is "six hundred twenty million, four hundred twenty-four thousand, two hundred sixty-six".