154228486 has 8 divisors (see below), whose sum is σ = 231694704. Its totient is φ = 76996920.

The previous prime is 154228483. The next prime is 154228493. The reversal of 154228486 is 684822451.

It is a happy number.

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

It is a super-3 number, since 3×154228486³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154228483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57010 + ... + 59653.

It is an arithmetic number, because the mean of its divisors is an integer number (28961838).

Almost surely, 2^154228486 is an apocalyptic number.

154228486 is a deficient number, since it is larger than the sum of its proper divisors (77466218).

154228486 is a wasteful number, since it uses less digits than its factorization.

154228486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117326.

The product of its digits is 122880, while the sum is 40.

The square root of 154228486 is about 12418.8761971444. The cubic root of 154228486 is about 536.2757987889.

The spelling of 154228486 in words is "one hundred fifty-four million, two hundred twenty-eight thousand, four hundred eighty-six".