146420356 has 6 divisors (see below), whose sum is σ = 256235630. Its totient is φ = 73210176.

The previous prime is 146420317. The next prime is 146420377. The reversal of 146420356 is 653024641.

It can be written as a sum of positive squares in only one way, i.e., 142420356 + 4000000 = 11934^2 + 2000^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18302541 + ... + 18302548.

Almost surely, 2^146420356 is an apocalyptic number.

It is an amenable number.

146420356 is a deficient number, since it is larger than the sum of its proper divisors (109815274).

146420356 is a wasteful number, since it uses less digits than its factorization.

146420356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36605093 (or 36605091 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 146420356 is about 12100.4279263173. The cubic root of 146420356 is about 527.0686107167.

Adding to 146420356 its reverse (653024641), we get a palindrome (799444997).

The spelling of 146420356 in words is "one hundred forty-six million, four hundred twenty thousand, three hundred fifty-six".