622364477 has 4 divisors (see below), whose sum is σ = 711273696. Its totient is φ = 533455260.

The previous prime is 622364473. The next prime is 622364503. The reversal of 622364477 is 774463226.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 622364477 - 2² = 622364473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622364471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44454599 + ... + 44454612.

It is an arithmetic number, because the mean of its divisors is an integer number (177818424).

Almost surely, 2^622364477 is an apocalyptic number.

It is an amenable number.

622364477 is a deficient number, since it is larger than the sum of its proper divisors (88909219).

622364477 is an equidigital number, since it uses as much as digits as its factorization.

622364477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88909218.

The product of its digits is 338688, while the sum is 41.

The square root of 622364477 is about 24947.2338546782. The cubic root of 622364477 is about 853.7844985477.

The spelling of 622364477 in words is "six hundred twenty-two million, three hundred sixty-four thousand, four hundred seventy-seven".