154334742 has 16 divisors (see below), whose sum is σ = 316198512. Its totient is φ = 50190080.

The previous prime is 154334731. The next prime is 154334749. The reversal of 154334742 is 247433451.

154334742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154334749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313443 + ... + 313934.

It is an arithmetic number, because the mean of its divisors is an integer number (19762407).

Almost surely, 2^154334742 is an apocalyptic number.

154334742 is an abundant number, since it is smaller than the sum of its proper divisors (161863770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154334742 is a wasteful number, since it uses less digits than its factorization.

154334742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627423.

The product of its digits is 40320, while the sum is 33.

The square root of 154334742 is about 12423.1534643986. The cubic root of 154334742 is about 536.3989265839.

The spelling of 154334742 in words is "one hundred fifty-four million, three hundred thirty-four thousand, seven hundred forty-two".