146992906 has 8 divisors (see below), whose sum is σ = 221199264. Its totient is φ = 73259820.

The previous prime is 146992871. The next prime is 146992921. The reversal of 146992906 is 609299641.

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

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, 117540 + ... + 118783.

It is an arithmetic number, because the mean of its divisors is an integer number (27649908).

Almost surely, 2^146992906 is an apocalyptic number.

146992906 is a deficient number, since it is larger than the sum of its proper divisors (74206358).

146992906 is a wasteful number, since it uses less digits than its factorization.

146992906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236636.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 146992906 is about 12124.0630978233. The cubic root of 146992906 is about 527.7547189663.

The spelling of 146992906 in words is "one hundred forty-six million, nine hundred ninety-two thousand, nine hundred six".