154369742 has 32 divisors (see below), whose sum is σ = 244434432. Its totient is φ = 73047744.

The previous prime is 154369729. The next prime is 154369751. The reversal of 154369742 is 247963451.

It is a self number, because there is not a number n which added to its sum of digits gives 154369742.

It is a congruent 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, 420443 + ... + 420809.

It is an arithmetic number, because the mean of its divisors is an integer number (7638576).

Almost surely, 2^154369742 is an apocalyptic number.

154369742 is a deficient number, since it is larger than the sum of its proper divisors (90064690).

154369742 is a wasteful number, since it uses less digits than its factorization.

154369742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552.

The product of its digits is 181440, while the sum is 41.

The square root of 154369742 is about 12424.5620445954. The cubic root of 154369742 is about 536.4394716639.

The spelling of 154369742 in words is "one hundred fifty-four million, three hundred sixty-nine thousand, seven hundred forty-two".