146973 has 4 divisors (see below), whose sum is σ = 195968. Its totient is φ = 97980.

The previous prime is 146953. The next prime is 146977. The reversal of 146973 is 379641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 379641 = 3 ⋅126547.

It is not a de Polignac number, because 146973 - 2⁵ = 146941 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146973.

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 146973.

It is not an unprimeable number, because it can be changed into a prime (146977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24493 + ... + 24498.

It is an arithmetic number, because the mean of its divisors is an integer number (48992).

2¹⁴⁶⁹⁷³ is an apocalyptic number.

It is an amenable number.

146973 is a deficient number, since it is larger than the sum of its proper divisors (48995).

146973 is an equidigital number, since it uses as much as digits as its factorization.

146973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48994.

The product of its digits is 4536, while the sum is 30.

The square root of 146973 is about 383.3705779008. The cubic root of 146973 is about 52.7730894779.

The spelling of 146973 in words is "one hundred forty-six thousand, nine hundred seventy-three".