154222485 has 8 divisors (see below), whose sum is σ = 246756000. Its totient is φ = 82251984.

The previous prime is 154222469. The next prime is 154222507. The reversal of 154222485 is 584222451.

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

It is not a de Polignac number, because 154222485 - 2⁴ = 154222469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5140735 + ... + 5140764.

It is an arithmetic number, because the mean of its divisors is an integer number (30844500).

Almost surely, 2^154222485 is an apocalyptic number.

154222485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

154222485 is a deficient number, since it is larger than the sum of its proper divisors (92533515).

154222485 is a wasteful number, since it uses less digits than its factorization.

154222485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10281507.

The product of its digits is 25600, while the sum is 33.

The square root of 154222485 is about 12418.6345867813. The cubic root of 154222485 is about 536.2688432368.

The spelling of 154222485 in words is "one hundred fifty-four million, two hundred twenty-two thousand, four hundred eighty-five".