44525213 has 2 divisors, whose sum is σ = 44525214. Its totient is φ = 44525212.

The previous prime is 44525209. The next prime is 44525233. The reversal of 44525213 is 31252544.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44328964 + 196249 = 6658^2 + 443^2 .

It is a cyclic number.

It is not a de Polignac number, because 44525213 - 2² = 44525209 is a prime.

It is a super-3 number, since 3×44525213³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44525203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22262606 + 22262607.

It is an arithmetic number, because the mean of its divisors is an integer number (22262607).

Almost surely, 2^44525213 is an apocalyptic number.

It is an amenable number.

44525213 is a deficient number, since it is larger than the sum of its proper divisors (1).

44525213 is an equidigital number, since it uses as much as digits as its factorization.

44525213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 26.

The square root of 44525213 is about 6672.7215587045. The cubic root of 44525213 is about 354.4339667052.

Adding to 44525213 its reverse (31252544), we get a palindrome (75777757).

The spelling of 44525213 in words is "forty-four million, five hundred twenty-five thousand, two hundred thirteen".