154042322 has 32 divisors (see below), whose sum is σ = 272308608. Its totient is φ = 63974016.

The previous prime is 154042307. The next prime is 154042331. The reversal of 154042322 is 223240451.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179318 + ... + 180174.

It is an arithmetic number, because the mean of its divisors is an integer number (8509644).

Almost surely, 2^154042322 is an apocalyptic number.

154042322 is a deficient number, since it is larger than the sum of its proper divisors (118266286).

154042322 is a wasteful number, since it uses less digits than its factorization.

154042322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 154042322 is about 12411.3787308260. The cubic root of 154042322 is about 536.0599384408.

Adding to 154042322 its reverse (223240451), we get a palindrome (377282773).

The spelling of 154042322 in words is "one hundred fifty-four million, forty-two thousand, three hundred twenty-two".