146893982 has 4 divisors (see below), whose sum is σ = 220340976. Its totient is φ = 73446990.

The previous prime is 146893979. The next prime is 146894009. The reversal of 146893982 is 289398641.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 146893982.

It is a congruent 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, 36723494 + ... + 36723497.

It is an arithmetic number, because the mean of its divisors is an integer number (55085244).

Almost surely, 2^146893982 is an apocalyptic number.

146893982 is a deficient number, since it is larger than the sum of its proper divisors (73446994).

146893982 is an equidigital number, since it uses as much as digits as its factorization.

146893982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73446993.

The product of its digits is 746496, while the sum is 50.

The square root of 146893982 is about 12119.9827557633. The cubic root of 146893982 is about 527.6363020865.

The spelling of 146893982 in words is "one hundred forty-six million, eight hundred ninety-three thousand, nine hundred eighty-two".