145610226 has 12 divisors (see below), whose sum is σ = 315488862. Its totient is φ = 48536736.

The previous prime is 145610221. The next prime is 145610237. The reversal of 145610226 is 622016541.

145610226 is a `hidden beast` number, since 1 + 45 + 610 + 2 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 129618225 + 15992001 = 11385^2 + 3999^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 145610226.

It is not an unprimeable number, because it can be changed into a prime (145610221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4044711 + ... + 4044746.

Almost surely, 2^145610226 is an apocalyptic number.

145610226 is an abundant number, since it is smaller than the sum of its proper divisors (169878636).

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

145610226 is a wasteful number, since it uses less digits than its factorization.

145610226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8089465 (or 8089462 counting only the distinct ones).

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

The square root of 145610226 is about 12066.9062315077. The cubic root of 145610226 is about 526.0947387750.

Adding to 145610226 its reverse (622016541), we get a palindrome (767626767).

The spelling of 145610226 in words is "one hundred forty-five million, six hundred ten thousand, two hundred twenty-six".