146655274 has 4 divisors (see below), whose sum is σ = 219982914. Its totient is φ = 73327636.

The previous prime is 146655263. The next prime is 146655287. The reversal of 146655274 is 472556641.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 142635249 + 4020025 = 11943^2 + 2005^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 36663817 + ... + 36663820.

Almost surely, 2^146655274 is an apocalyptic number.

146655274 is a deficient number, since it is larger than the sum of its proper divisors (73327640).

146655274 is an equidigital number, since it uses as much as digits as its factorization.

146655274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73327639.

The product of its digits is 201600, while the sum is 40.

The square root of 146655274 is about 12110.1310480110. The cubic root of 146655274 is about 527.3503378119.

The spelling of 146655274 in words is "one hundred forty-six million, six hundred fifty-five thousand, two hundred seventy-four".