622665134 has 16 divisors (see below), whose sum is σ = 1149535968. Its totient is φ = 246328992.

The previous prime is 622665097. The next prime is 622665149. The reversal of 622665134 is 431566226.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 622665094 and 622665103.

It is a congruent 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, 1710437 + ... + 1710800.

It is an arithmetic number, because the mean of its divisors is an integer number (71845998).

Almost surely, 2^622665134 is an apocalyptic number.

622665134 is a deficient number, since it is larger than the sum of its proper divisors (526870834).

622665134 is a wasteful number, since it uses less digits than its factorization.

622665134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3421259.

The product of its digits is 51840, while the sum is 35.

The square root of 622665134 is about 24953.2589855514. The cubic root of 622665134 is about 853.9219608499.

The spelling of 622665134 in words is "six hundred twenty-two million, six hundred sixty-five thousand, one hundred thirty-four".