89752493 has 2 divisors, whose sum is σ = 89752494. Its totient is φ = 89752492.

The previous prime is 89752489. The next prime is 89752543. The reversal of 89752493 is 39425798.

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., 46758244 + 42994249 = 6838^2 + 6557^2 .

It is a cyclic number.

It is not a de Polignac number, because 89752493 - 2² = 89752489 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89752433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44876246 + 44876247.

It is an arithmetic number, because the mean of its divisors is an integer number (44876247).

Almost surely, 2^89752493 is an apocalyptic number.

It is an amenable number.

89752493 is a deficient number, since it is larger than the sum of its proper divisors (1).

89752493 is an equidigital number, since it uses as much as digits as its factorization.

89752493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The square root of 89752493 is about 9473.7792353421. The cubic root of 89752493 is about 447.7292904420.

The spelling of 89752493 in words is "eighty-nine million, seven hundred fifty-two thousand, four hundred ninety-three".