146661542 has 8 divisors (see below), whose sum is σ = 220504032. Its totient is φ = 73160200.

The previous prime is 146661539. The next prime is 146661553. The reversal of 146661542 is 245166641.

146661542 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84209 + ... + 85932.

It is an arithmetic number, because the mean of its divisors is an integer number (27563004).

Almost surely, 2^146661542 is an apocalyptic number.

146661542 is a deficient number, since it is larger than the sum of its proper divisors (73842490).

146661542 is a wasteful number, since it uses less digits than its factorization.

146661542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170574.

The product of its digits is 34560, while the sum is 35.

The square root of 146661542 is about 12110.3898368302. The cubic root of 146661542 is about 527.3578506337.

The spelling of 146661542 in words is "one hundred forty-six million, six hundred sixty-one thousand, five hundred forty-two".