622858946 has 16 divisors (see below), whose sum is σ = 955310976. Its totient is φ = 304437936.

The previous prime is 622858939. The next prime is 622858949. The reversal of 622858946 is 649858226.

It is a super-2 number, since 2×622858946² = 775906533224461832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 622858894 and 622858903.

It is not an unprimeable number, because it can be changed into a prime (622858949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85520 + ... + 92516.

It is an arithmetic number, because the mean of its divisors is an integer number (59706936).

Almost surely, 2^622858946 is an apocalyptic number.

622858946 is a deficient number, since it is larger than the sum of its proper divisors (332452030).

622858946 is a wasteful number, since it uses less digits than its factorization.

622858946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7993.

The product of its digits is 1658880, while the sum is 50.

The square root of 622858946 is about 24957.1421841524. The cubic root of 622858946 is about 854.0105494805.

The spelling of 622858946 in words is "six hundred twenty-two million, eight hundred fifty-eight thousand, nine hundred forty-six".