154866216 has 16 divisors (see below), whose sum is σ = 387165600. Its totient is φ = 51622064.

The previous prime is 154866211. The next prime is 154866221. The reversal of 154866216 is 612668451.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (154866211) and next prime (154866221).

It is not an unprimeable number, because it can be changed into a prime (154866211) 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 3 ways as a sum of consecutive naturals, for example, 3226356 + ... + 3226403.

It is an arithmetic number, because the mean of its divisors is an integer number (24197850).

Almost surely, 2^154866216 is an apocalyptic number.

It is an amenable number.

154866216 is an abundant number, since it is smaller than the sum of its proper divisors (232299384).

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

154866216 is a wasteful number, since it uses less digits than its factorization.

154866216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6452768 (or 6452764 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 154866216 is about 12444.5255433865. The cubic root of 154866216 is about 537.0139435778.

The spelling of 154866216 in words is "one hundred fifty-four million, eight hundred sixty-six thousand, two hundred sixteen".