146626225 has 12 divisors (see below), whose sum is σ = 182979484. Its totient is φ = 116550720.

The previous prime is 146626213. The next prime is 146626243. The reversal of 146626225 is 522626641.

It can be written as a sum of positive squares in 6 ways, for example, as 21566736 + 125059489 = 4644^2 + 11183^2 .

It is not a de Polignac number, because 146626225 - 2¹⁵ = 146593457 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14754 + ... + 22603.

Almost surely, 2^146626225 is an apocalyptic number.

It is an amenable number.

146626225 is a deficient number, since it is larger than the sum of its proper divisors (36353259).

146626225 is a wasteful number, since it uses less digits than its factorization.

146626225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37524 (or 37519 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 146626225 is about 12108.9316209152. The cubic root of 146626225 is about 527.3155168991.

The spelling of 146626225 in words is "one hundred forty-six million, six hundred twenty-six thousand, two hundred twenty-five".