155230466 has 8 divisors (see below), whose sum is σ = 239138940. Its totient is φ = 75517488.

The previous prime is 155230463. The next prime is 155230477. The reversal of 155230466 is 664032551.

It can be written as a sum of positive squares in 2 ways, for example, as 128346241 + 26884225 = 11329^2 + 5185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (155230463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1048781 + ... + 1048928.

Almost surely, 2^155230466 is an apocalyptic number.

155230466 is a deficient number, since it is larger than the sum of its proper divisors (83908474).

155230466 is a wasteful number, since it uses less digits than its factorization.

155230466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097748.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 155230466 is about 12459.1518973002. The cubic root of 155230466 is about 537.4346382392.

The spelling of 155230466 in words is "one hundred fifty-five million, two hundred thirty thousand, four hundred sixty-six".