146146838 has 4 divisors (see below), whose sum is σ = 219220260. Its totient is φ = 73073418.

The previous prime is 146146813. The next prime is 146146843. The reversal of 146146838 is 838641641.

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

It is a junction number, because it is equal to n+sod(n) for n = 146146795 and 146146804.

It is a congruent number.

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, 36536708 + ... + 36536711.

It is an arithmetic number, because the mean of its divisors is an integer number (54805065).

Almost surely, 2^146146838 is an apocalyptic number.

146146838 is a deficient number, since it is larger than the sum of its proper divisors (73073422).

146146838 is an equidigital number, since it uses as much as digits as its factorization.

146146838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73073421.

The product of its digits is 110592, while the sum is 41.

The square root of 146146838 is about 12089.1206462670. The cubic root of 146146838 is about 526.7402123610.

The spelling of 146146838 in words is "one hundred forty-six million, one hundred forty-six thousand, eight hundred thirty-eight".