154342402 has 8 divisors (see below), whose sum is σ = 232900416. Its totient is φ = 76708932.

The previous prime is 154342399. The next prime is 154342481. The reversal of 154342402 is 204243451.

It is a happy number.

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

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, 230718 + ... + 231385.

It is an arithmetic number, because the mean of its divisors is an integer number (29112552).

Almost surely, 2^154342402 is an apocalyptic number.

154342402 is a deficient number, since it is larger than the sum of its proper divisors (78558014).

154342402 is a wasteful number, since it uses less digits than its factorization.

154342402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462272.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 154342402 is about 12423.4617558875. The cubic root of 154342402 is about 536.4078006882.

Adding to 154342402 its reverse (204243451), we get a palindrome (358585853).

The spelling of 154342402 in words is "one hundred fifty-four million, three hundred forty-two thousand, four hundred two".