122563796 has 6 divisors (see below), whose sum is σ = 214486650. Its totient is φ = 61281896.

The previous prime is 122563787. The next prime is 122563807. The reversal of 122563796 is 697365221.

It can be written as a sum of positive squares in only one way, i.e., 78074896 + 44488900 = 8836^2 + 6670^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15320471 + ... + 15320478.

It is an arithmetic number, because the mean of its divisors is an integer number (35747775).

Almost surely, 2^122563796 is an apocalyptic number.

It is an amenable number.

122563796 is a deficient number, since it is larger than the sum of its proper divisors (91922854).

122563796 is a wasteful number, since it uses less digits than its factorization.

122563796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30640953 (or 30640951 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 122563796 is about 11070.8534449698. The cubic root of 122563796 is about 496.7303939568.

The spelling of 122563796 in words is "one hundred twenty-two million, five hundred sixty-three thousand, seven hundred ninety-six".