90392097 has 8 divisors (see below), whose sum is σ = 120653856. Its totient is φ = 60195872.

The previous prime is 90392059. The next prime is 90392119. The reversal of 90392097 is 79029309.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90392097 - 2⁶ = 90392033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90392597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13068 + ... + 18749.

It is an arithmetic number, because the mean of its divisors is an integer number (15081732).

Almost surely, 2^90392097 is an apocalyptic number.

It is an amenable number.

90392097 is a deficient number, since it is larger than the sum of its proper divisors (30261759).

90392097 is a wasteful number, since it uses less digits than its factorization.

90392097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32767.

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 90392097 is about 9507.4758479840. The cubic root of 90392097 is about 448.7903264221.

The spelling of 90392097 in words is "ninety million, three hundred ninety-two thousand, ninety-seven".