146261 has 8 divisors (see below), whose sum is σ = 155040. Its totient is φ = 137808.

The previous prime is 146249. The next prime is 146273. The reversal of 146261 is 162641.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (146249) and next prime (146273).

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

It is a cyclic number.

It is not a de Polignac number, because 146261 - 2⁶ = 146197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2150 + ... + 2216.

It is an arithmetic number, because the mean of its divisors is an integer number (19380).

2¹⁴⁶²⁶¹ is an apocalyptic number.

It is an amenable number.

146261 is a deficient number, since it is larger than the sum of its proper divisors (8779).

146261 is an equidigital number, since it uses as much as digits as its factorization.

146261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163.

The product of its digits is 288, while the sum is 20.

The square root of 146261 is about 382.4408450990. The cubic root of 146261 is about 52.6877330313.

The spelling of 146261 in words is "one hundred forty-six thousand, two hundred sixty-one".