146842642 has 8 divisors (see below), whose sum is σ = 220959756. Its totient is φ = 73189392.

The previous prime is 146842609. The next prime is 146842643. The reversal of 146842642 is 246248641.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 128618281 + 18224361 = 11341^2 + 4269^2 .

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

It is not an unprimeable number, because it can be changed into a prime (146842643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115173 + ... + 116440.

Almost surely, 2^146842642 is an apocalyptic number.

146842642 is a deficient number, since it is larger than the sum of its proper divisors (74117114).

146842642 is a wasteful number, since it uses less digits than its factorization.

146842642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231932.

The product of its digits is 73728, while the sum is 37.

The square root of 146842642 is about 12117.8645808575. The cubic root of 146842642 is about 527.5748246321.

The spelling of 146842642 in words is "one hundred forty-six million, eight hundred forty-two thousand, six hundred forty-two".