154484452 has 12 divisors (see below), whose sum is σ = 274780156. Its totient is φ = 75975840.

The previous prime is 154484443. The next prime is 154484467. The reversal of 154484452 is 254484451.

It can be written as a sum of positive squares in 2 ways, for example, as 62631396 + 91853056 = 7914^2 + 9584^2 .

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, 316323 + ... + 316810.

Almost surely, 2^154484452 is an apocalyptic number.

It is an amenable number.

154484452 is a deficient number, since it is larger than the sum of its proper divisors (120295704).

154484452 is a wasteful number, since it uses less digits than its factorization.

154484452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633198 (or 633196 counting only the distinct ones).

The product of its digits is 102400, while the sum is 37.

The square root of 154484452 is about 12429.1774466374. The cubic root of 154484452 is about 536.5723123259.

Subtracting 154484452 from its reverse (254484451), we obtain a palindrome (99999999).

It can be divided in two parts, 15448 and 4452, that added together give a triangular number (19900 = T₁₉₉).

The spelling of 154484452 in words is "one hundred fifty-four million, four hundred eighty-four thousand, four hundred fifty-two".