146861622 has 48 divisors (see below), whose sum is σ = 326008800. Its totient is φ = 47763456.

The previous prime is 146861591. The next prime is 146861633. The reversal of 146861622 is 226168641.

146861622 is a `hidden beast` number, since 14 + 6 + 8 + 616 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244879 + ... + 245477.

It is an arithmetic number, because the mean of its divisors is an integer number (6791850).

Almost surely, 2^146861622 is an apocalyptic number.

146861622 is an abundant number, since it is smaller than the sum of its proper divisors (179147178).

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

146861622 is a wasteful number, since it uses less digits than its factorization.

146861622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917 (or 914 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 146861622 is about 12118.6476968348. The cubic root of 146861622 is about 527.5975540397.

The spelling of 146861622 in words is "one hundred forty-six million, eight hundred sixty-one thousand, six hundred twenty-two".