620217334 has 16 divisors (see below), whose sum is σ = 1027131840. Its totient is φ = 278519560.

The previous prime is 620217319. The next prime is 620217359. The reversal of 620217334 is 433712026.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 168004 + ... + 171655.

It is an arithmetic number, because the mean of its divisors is an integer number (64195740).

Almost surely, 2^620217334 is an apocalyptic number.

620217334 is a deficient number, since it is larger than the sum of its proper divisors (406914506).

620217334 is a wasteful number, since it uses less digits than its factorization.

620217334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339755.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 620217334 is about 24904.1629853324. The cubic root of 620217334 is about 852.8015216962.

The spelling of 620217334 in words is "six hundred twenty million, two hundred seventeen thousand, three hundred thirty-four".