53627389 has 2 divisors, whose sum is σ = 53627390. Its totient is φ = 53627388.

The previous prime is 53627383. The next prime is 53627429. The reversal of 53627389 is 98372635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31696900 + 21930489 = 5630^2 + 4683^2 .

It is a cyclic number.

It is not a de Polignac number, because 53627389 - 2⁹ = 53626877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53627383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26813694 + 26813695.

It is an arithmetic number, because the mean of its divisors is an integer number (26813695).

Almost surely, 2^53627389 is an apocalyptic number.

It is an amenable number.

53627389 is a deficient number, since it is larger than the sum of its proper divisors (1).

53627389 is an equidigital number, since it uses as much as digits as its factorization.

53627389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 43.

The square root of 53627389 is about 7323.0723743522. The cubic root of 53627389 is about 377.1049364654.

The spelling of 53627389 in words is "fifty-three million, six hundred twenty-seven thousand, three hundred eighty-nine".