154900742 has 16 divisors (see below), whose sum is σ = 235675440. Its totient is φ = 76346592.

The previous prime is 154900741. The next prime is 154900793. The reversal of 154900742 is 247009451.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 154900699 and 154900708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154900741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107684 + ... + 109112.

It is an arithmetic number, because the mean of its divisors is an integer number (14729715).

Almost surely, 2^154900742 is an apocalyptic number.

154900742 is a deficient number, since it is larger than the sum of its proper divisors (80774698).

154900742 is a wasteful number, since it uses less digits than its factorization.

154900742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 154900742 is about 12445.9126623964. The cubic root of 154900742 is about 537.0538480541.

The spelling of 154900742 in words is "one hundred fifty-four million, nine hundred thousand, seven hundred forty-two".