622888465 has 8 divisors (see below), whose sum is σ = 748851048. Its totient is φ = 497387520.

The previous prime is 622888459. The next prime is 622888499. The reversal of 622888465 is 564888226.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23030401 + 599858064 = 4799^2 + 24492^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 622888465 - 2⁵ = 622888433 is a prime.

It is a magnanimous number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112432 + ... + 117841.

It is an arithmetic number, because the mean of its divisors is an integer number (93606381).

Almost surely, 2^622888465 is an apocalyptic number.

It is an amenable number.

622888465 is a deficient number, since it is larger than the sum of its proper divisors (125962583).

622888465 is a wasteful number, since it uses less digits than its factorization.

622888465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230819.

The product of its digits is 1474560, while the sum is 49.

The square root of 622888465 is about 24957.7335709796. The cubic root of 622888465 is about 854.0240405710.

The spelling of 622888465 in words is "six hundred twenty-two million, eight hundred eighty-eight thousand, four hundred sixty-five".