146326261 has 8 divisors (see below), whose sum is σ = 148428000. Its totient is φ = 144232752.

The previous prime is 146326247. The next prime is 146326321. The reversal of 146326261 is 162623641.

146326261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 146326261 - 2¹⁵ = 146293493 is a prime.

It is a super-2 number, since 2×146326261² = 42822749316480242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146320261) 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, 39651 + ... + 43183.

It is an arithmetic number, because the mean of its divisors is an integer number (18553500).

Almost surely, 2^146326261 is an apocalyptic number.

It is an amenable number.

146326261 is a deficient number, since it is larger than the sum of its proper divisors (2101739).

146326261 is an equidigital number, since it uses as much as digits as its factorization.

146326261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115.

The product of its digits is 10368, while the sum is 31.

The square root of 146326261 is about 12096.5392158253. The cubic root of 146326261 is about 526.9556820916.

The spelling of 146326261 in words is "one hundred forty-six million, three hundred twenty-six thousand, two hundred sixty-one".