641146122 has 24 divisors (see below), whose sum is σ = 1394069664. Its totient is φ = 212958504.

The previous prime is 641146111. The next prime is 641146147. The reversal of 641146122 is 221641146.

641146122 is a `hidden beast` number, since 6 + 41 + 1 + 4 + 612 + 2 = 666.

It is a super-2 number, since 2×641146122² = 822136699511277768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57838 + ... + 68025.

It is an arithmetic number, because the mean of its divisors is an integer number (58086236).

Almost surely, 2^641146122 is an apocalyptic number.

641146122 is an abundant number, since it is smaller than the sum of its proper divisors (752923542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

641146122 is a wasteful number, since it uses less digits than its factorization.

641146122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126154 (or 126151 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 641146122 is about 25320.8633739057. The cubic root of 641146122 is about 862.2879952780.

Adding to 641146122 its reverse (221641146), we get a palindrome (862787268).

The spelling of 641146122 in words is "six hundred forty-one million, one hundred forty-six thousand, one hundred twenty-two".