154422534 has 32 divisors (see below), whose sum is σ = 362509056. Its totient is φ = 42927840.

The previous prime is 154422517. The next prime is 154422539. The reversal of 154422534 is 435224451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154422539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48132 + ... + 51239.

It is an arithmetic number, because the mean of its divisors is an integer number (11328408).

Almost surely, 2^154422534 is an apocalyptic number.

154422534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

154422534 is an abundant number, since it is smaller than the sum of its proper divisors (208086522).

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

154422534 is a wasteful number, since it uses less digits than its factorization.

154422534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99420.

The product of its digits is 19200, while the sum is 30.

The square root of 154422534 is about 12426.6863644336. The cubic root of 154422534 is about 536.5006159541.

Adding to 154422534 its reverse (435224451), we get a palindrome (589646985).

The spelling of 154422534 in words is "one hundred fifty-four million, four hundred twenty-two thousand, five hundred thirty-four".