146990 has 8 divisors (see below), whose sum is σ = 264600. Its totient is φ = 58792.

The previous prime is 146989. The next prime is 147011. The reversal of 146990 is 99641.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146990.

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, 7340 + ... + 7359.

It is an arithmetic number, because the mean of its divisors is an integer number (33075).

2¹⁴⁶⁹⁹⁰ is an apocalyptic number.

146990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146990 is a deficient number, since it is larger than the sum of its proper divisors (117610).

146990 is a wasteful number, since it uses less digits than its factorization.

146990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14706.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 146990 is about 383.3927490185. The cubic root of 146990 is about 52.7751241099.

The spelling of 146990 in words is "one hundred forty-six thousand, nine hundred ninety".