146238790 has 8 divisors (see below), whose sum is σ = 263229840. Its totient is φ = 58495512.

The previous prime is 146238787. The next prime is 146238817. The reversal of 146238790 is 97832641.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7311930 + ... + 7311949.

It is an arithmetic number, because the mean of its divisors is an integer number (32903730).

Almost surely, 2^146238790 is an apocalyptic number.

146238790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146238790 is a deficient number, since it is larger than the sum of its proper divisors (116991050).

146238790 is a wasteful number, since it uses less digits than its factorization.

146238790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14623886.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 146238790 is about 12092.9231371079. The cubic root of 146238790 is about 526.8506598676.

The spelling of 146238790 in words is "one hundred forty-six million, two hundred thirty-eight thousand, seven hundred ninety".