620163622 has 16 divisors (see below), whose sum is σ = 1026238752. Its totient is φ = 279247680.

The previous prime is 620163617. The next prime is 620163641. The reversal of 620163622 is 226361026.

It is a happy number.

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, 289818 + ... + 291949.

It is an arithmetic number, because the mean of its divisors is an integer number (64139922).

Almost surely, 2^620163622 is an apocalyptic number.

620163622 is a deficient number, since it is larger than the sum of its proper divisors (406075130).

620163622 is a wasteful number, since it uses less digits than its factorization.

620163622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581823.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 620163622 is about 24903.0845880586. The cubic root of 620163622 is about 852.7769029079.

The spelling of 620163622 in words is "six hundred twenty million, one hundred sixty-three thousand, six hundred twenty-two".