90925098 has 16 divisors (see below), whose sum is σ = 198382176. Its totient is φ = 27553040.

The previous prime is 90925073. The next prime is 90925099. The reversal of 90925098 is 89052909.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (90925099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 688761 + ... + 688892.

It is an arithmetic number, because the mean of its divisors is an integer number (12398886).

Almost surely, 2^90925098 is an apocalyptic number.

90925098 is an abundant number, since it is smaller than the sum of its proper divisors (107457078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90925098 is a wasteful number, since it uses less digits than its factorization.

90925098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377669.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 90925098 is about 9535.4652744373. The cubic root of 90925098 is about 449.6707022976.

The spelling of 90925098 in words is "ninety million, nine hundred twenty-five thousand, ninety-eight".