154228536 has 240 divisors, whose sum is σ = 544587120. Its totient is φ = 39916800.

The previous prime is 154228519. The next prime is 154228553. The reversal of 154228536 is 635822451.

154228536 is a `hidden beast` number, since 1 + 542 + 2 + 85 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (154228519) and next prime (154228553).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 154228536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 548716 + ... + 548996.

It is an arithmetic number, because the mean of its divisors is an integer number (2269113).

Almost surely, 2^154228536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154228536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272293560).

154228536 is an abundant number, since it is smaller than the sum of its proper divisors (390358584).

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

154228536 is a wasteful number, since it uses less digits than its factorization.

154228536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 304 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 154228536 is about 12418.8782102088. The cubic root of 154228536 is about 536.2758567414.

The spelling of 154228536 in words is "one hundred fifty-four million, two hundred twenty-eight thousand, five hundred thirty-six".