90600669 has 12 divisors (see below), whose sum is σ = 135380700. Its totient is φ = 58317504.

The previous prime is 90600649. The next prime is 90600689. The reversal of 90600669 is 96600609.

It is an interprime number because it is at equal distance from previous prime (90600649) and next prime (90600689).

It can be written as a sum of positive squares in 2 ways, for example, as 37675044 + 52925625 = 6138^2 + 7275^2 .

It is not a de Polignac number, because 90600669 - 2⁵ = 90600637 is a prime.

It is a super-2 number, since 2×90600669² = 16416962446495122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90600649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173304 + ... + 173825.

It is an arithmetic number, because the mean of its divisors is an integer number (11281725).

Almost surely, 2^90600669 is an apocalyptic number.

It is an amenable number.

90600669 is a deficient number, since it is larger than the sum of its proper divisors (44780031).

90600669 is a wasteful number, since it uses less digits than its factorization.

90600669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347164 (or 347161 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 90600669 is about 9518.4383698168. The cubic root of 90600669 is about 449.1352429799.

The spelling of 90600669 in words is "ninety million, six hundred thousand, six hundred sixty-nine".