146694442 has 8 divisors (see below), whose sum is σ = 221148000. Its totient is φ = 72978444.

The previous prime is 146694419. The next prime is 146694451. The reversal of 146694442 is 244496641.

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

It is a junction number, because it is equal to n+sod(n) for n = 146694395 and 146694404.

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 in 3 ways as a sum of consecutive naturals, for example, 183892 + ... + 184687.

It is an arithmetic number, because the mean of its divisors is an integer number (27643500).

Almost surely, 2^146694442 is an apocalyptic number.

146694442 is a deficient number, since it is larger than the sum of its proper divisors (74453558).

146694442 is a wasteful number, since it uses less digits than its factorization.

146694442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368780.

The product of its digits is 165888, while the sum is 40.

The square root of 146694442 is about 12111.7480984373. The cubic root of 146694442 is about 527.3972810480.

The spelling of 146694442 in words is "one hundred forty-six million, six hundred ninety-four thousand, four hundred forty-two".