146466225 has 60 divisors (see below), whose sum is σ = 273672960. Its totient is φ = 77436000.

The previous prime is 146466223. The next prime is 146466233. The reversal of 146466225 is 522664641.

146466225 is a `hidden beast` number, since 1 + 4 + 646 + 6 + 2 + 2 + 5 = 666.

It is not a de Polignac number, because 146466225 - 2¹ = 146466223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146466225.

It is not an unprimeable number, because it can be changed into a prime (146466223) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 305536 + ... + 306014.

It is an arithmetic number, because the mean of its divisors is an integer number (4561216).

Almost surely, 2^146466225 is an apocalyptic number.

146466225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146466225 is a deficient number, since it is larger than the sum of its proper divisors (127206735).

146466225 is a wasteful number, since it uses less digits than its factorization.

146466225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 638 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 146466225 is about 12102.3231240948. The cubic root of 146466225 is about 527.1236431058.

The spelling of 146466225 in words is "one hundred forty-six million, four hundred sixty-six thousand, two hundred twenty-five".