146466661 has 8 divisors (see below), whose sum is σ = 164936448. Its totient is φ = 128856000.

The previous prime is 146466659. The next prime is 146466667. The reversal of 146466661 is 166664641.

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 146466661 - 2¹ = 146466659 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 (146466667) 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, 214420 + ... + 215101.

It is an arithmetic number, because the mean of its divisors is an integer number (20617056).

Almost surely, 2^146466661 is an apocalyptic number.

146466661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

146466661 is a deficient number, since it is larger than the sum of its proper divisors (18469787).

146466661 is a wasteful number, since it uses less digits than its factorization.

146466661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429563.

The product of its digits is 124416, while the sum is 40.

The square root of 146466661 is about 12102.3411371519. The cubic root of 146466661 is about 527.1241661517.

The spelling of 146466661 in words is "one hundred forty-six million, four hundred sixty-six thousand, six hundred sixty-one".