90829197 has 24 divisors (see below), whose sum is σ = 133301376. Its totient is φ = 59590656.

The previous prime is 90829159. The next prime is 90829213. The reversal of 90829197 is 79192809.

It is not a de Polignac number, because 90829197 - 2⁷ = 90829069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90829127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247308 + ... + 247674.

It is an arithmetic number, because the mean of its divisors is an integer number (5554224).

Almost surely, 2^90829197 is an apocalyptic number.

It is an amenable number.

90829197 is a deficient number, since it is larger than the sum of its proper divisors (42472179).

90829197 is a wasteful number, since it uses less digits than its factorization.

90829197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 90829197 is about 9530.4352996073. The cubic root of 90829197 is about 449.5125536634.

The spelling of 90829197 in words is "ninety million, eight hundred twenty-nine thousand, one hundred ninety-seven".