158224445 has 8 divisors (see below), whose sum is σ = 190076760. Its totient is φ = 126441280.

The previous prime is 158224433. The next prime is 158224459. The reversal of 158224445 is 544422851.

158224445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6959044 + 151265401 = 2638^2 + 12299^2 .

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

It is not a de Polignac number, because 158224445 - 2¹⁰ = 158223421 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, 12110 + ... + 21519.

It is an arithmetic number, because the mean of its divisors is an integer number (23759595).

Almost surely, 2^158224445 is an apocalyptic number.

It is an amenable number.

158224445 is a deficient number, since it is larger than the sum of its proper divisors (31852315).

158224445 is an equidigital number, since it uses as much as digits as its factorization.

158224445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34575.

The product of its digits is 51200, while the sum is 35.

The square root of 158224445 is about 12578.7298643384. The cubic root of 158224445 is about 540.8678830912.

The spelling of 158224445 in words is "one hundred fifty-eight million, two hundred twenty-four thousand, four hundred forty-five".