146428322 has 8 divisors (see below), whose sum is σ = 219828972. Its totient is φ = 73152000.

The previous prime is 146428297. The next prime is 146428357. The reversal of 146428322 is 223824641.

It can be written as a sum of positive squares in 2 ways, for example, as 80802121 + 65626201 = 8989^2 + 8101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28079 + ... + 32882.

Almost surely, 2^146428322 is an apocalyptic number.

146428322 is a deficient number, since it is larger than the sum of its proper divisors (73400650).

146428322 is a wasteful number, since it uses less digits than its factorization.

146428322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62164.

The product of its digits is 18432, while the sum is 32.

The square root of 146428322 is about 12100.7570837531. The cubic root of 146428322 is about 527.0781689333.

The spelling of 146428322 in words is "one hundred forty-six million, four hundred twenty-eight thousand, three hundred twenty-two".