622035146 has 4 divisors (see below), whose sum is σ = 933052722. Its totient is φ = 311017572.

The previous prime is 622035121. The next prime is 622035163. The reversal of 622035146 is 641530226.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 444745921 + 177289225 = 21089^2 + 13315^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155508785 + ... + 155508788.

Almost surely, 2^622035146 is an apocalyptic number.

622035146 is a deficient number, since it is larger than the sum of its proper divisors (311017576).

622035146 is a wasteful number, since it uses less digits than its factorization.

622035146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311017575.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 622035146 is about 24940.6324298322. The cubic root of 622035146 is about 853.6338754944.

The spelling of 622035146 in words is "six hundred twenty-two million, thirty-five thousand, one hundred forty-six".