90567349 has 2 divisors, whose sum is σ = 90567350. Its totient is φ = 90567348.

The previous prime is 90567343. The next prime is 90567391. The reversal of 90567349 is 94376509.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80676324 + 9891025 = 8982^2 + 3145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90567349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90567343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45283674 + 45283675.

It is an arithmetic number, because the mean of its divisors is an integer number (45283675).

Almost surely, 2^90567349 is an apocalyptic number.

It is an amenable number.

90567349 is a deficient number, since it is larger than the sum of its proper divisors (1).

90567349 is an equidigital number, since it uses as much as digits as its factorization.

90567349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 90567349 is about 9516.6879217509. The cubic root of 90567349 is about 449.0801770832.

The spelling of 90567349 in words is "ninety million, five hundred sixty-seven thousand, three hundred forty-nine".