146442461 has 8 divisors (see below), whose sum is σ = 161681184. Its totient is φ = 131524720.

The previous prime is 146442427. The next prime is 146442473. The reversal of 146442461 is 164244641.

146442461 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 a cyclic number.

It is not a de Polignac number, because 146442461 - 2⁶ = 146442397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146142461) 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, 79286 + ... + 81111.

It is an arithmetic number, because the mean of its divisors is an integer number (20210148).

Almost surely, 2^146442461 is an apocalyptic number.

146442461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146442461 is a deficient number, since it is larger than the sum of its proper divisors (15238723).

146442461 is a wasteful number, since it uses less digits than its factorization.

146442461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160491.

The product of its digits is 18432, while the sum is 32.

The square root of 146442461 is about 12101.3412892952. The cubic root of 146442461 is about 527.0951331341.

The spelling of 146442461 in words is "one hundred forty-six million, four hundred forty-two thousand, four hundred sixty-one".