622965464 has 96 divisors (see below), whose sum is σ = 1378036800. Its totient is φ = 261074880.

The previous prime is 622965463. The next prime is 622965503. The reversal of 622965464 is 464569226.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622965463) 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 23 ways as a sum of consecutive naturals, for example, 7505567 + ... + 7505649.

It is an arithmetic number, because the mean of its divisors is an integer number (14354550).

Almost surely, 2^622965464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 622965464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (689018400).

622965464 is an abundant number, since it is smaller than the sum of its proper divisors (755071336).

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

622965464 is a wasteful number, since it uses less digits than its factorization.

622965464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 182 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 622965464 is about 24959.2761112978. The cubic root of 622965464 is about 854.0592294753.

The spelling of 622965464 in words is "six hundred twenty-two million, nine hundred sixty-five thousand, four hundred sixty-four".