146918946 has 8 divisors (see below), whose sum is σ = 293837904. Its totient is φ = 48972980.

The previous prime is 146918939. The next prime is 146918957. The reversal of 146918946 is 649819641.

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

146918946 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 146918895 and 146918904.

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 in 3 ways as a sum of consecutive naturals, for example, 12243240 + ... + 12243251.

It is an arithmetic number, because the mean of its divisors is an integer number (36729738).

Almost surely, 2^146918946 is an apocalyptic number.

146918946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146918946 is a wasteful number, since it uses less digits than its factorization.

146918946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24486496.

The product of its digits is 373248, while the sum is 48.

The square root of 146918946 is about 12121.0125814636. The cubic root of 146918946 is about 527.6661902330. Note that the first 3 decimals are identical.

The spelling of 146918946 in words is "one hundred forty-six million, nine hundred eighteen thousand, nine hundred forty-six".