154401606 has 16 divisors (see below), whose sum is σ = 343114800. Its totient is φ = 51467184.

The previous prime is 154401601. The next prime is 154401631. The reversal of 154401606 is 606104451.

154401606 is a `hidden beast` number, since 1 + 54 + 4 + 0 + 1 + 606 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 154401606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154401601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1429591 + ... + 1429698.

It is an arithmetic number, because the mean of its divisors is an integer number (21444675).

Almost surely, 2^154401606 is an apocalyptic number.

154401606 is an abundant number, since it is smaller than the sum of its proper divisors (188713194).

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

154401606 is a wasteful number, since it uses less digits than its factorization.

154401606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859300 (or 2859294 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 154401606 is about 12425.8442771507. The cubic root of 154401606 is about 536.4763785758.

The spelling of 154401606 in words is "one hundred fifty-four million, four hundred one thousand, six hundred six".