622964698 has 4 divisors (see below), whose sum is σ = 934447050. Its totient is φ = 311482348.

The previous prime is 622964687. The next prime is 622964737. The reversal of 622964698 is 896469226.

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., 593555769 + 29408929 = 24363^2 + 5423^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155741173 + ... + 155741176.

Almost surely, 2^622964698 is an apocalyptic number.

622964698 is a deficient number, since it is larger than the sum of its proper divisors (311482352).

622964698 is a wasteful number, since it uses less digits than its factorization.

622964698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311482351.

The product of its digits is 2239488, while the sum is 52.

The square root of 622964698 is about 24959.2607662967. The cubic root of 622964698 is about 854.0588794240.

The spelling of 622964698 in words is "six hundred twenty-two million, nine hundred sixty-four thousand, six hundred ninety-eight".