146213422 has 16 divisors (see below), whose sum is σ = 226998144. Its totient is φ = 70560000.

The previous prime is 146213407. The next prime is 146213489. The reversal of 146213422 is 224312641.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 21922 + ... + 27802.

It is an arithmetic number, because the mean of its divisors is an integer number (14187384).

Almost surely, 2^146213422 is an apocalyptic number.

146213422 is a deficient number, since it is larger than the sum of its proper divisors (80784722).

146213422 is a wasteful number, since it uses less digits than its factorization.

146213422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6315.

The product of its digits is 2304, while the sum is 25.

The square root of 146213422 is about 12091.8742137024. The cubic root of 146213422 is about 526.8201938961.

It can be divided in two parts, 1462 and 13422, that added together give a square (14884 = 122²).

The spelling of 146213422 in words is "one hundred forty-six million, two hundred thirteen thousand, four hundred twenty-two".