90192946 has 16 divisors (see below), whose sum is σ = 139255200. Its totient is φ = 43793248.

The previous prime is 90192941. The next prime is 90192961. The reversal of 90192946 is 64929109.

It is a junction number, because it is equal to n+sod(n) for n = 90192899 and 90192908.

It is not an unprimeable number, because it can be changed into a prime (90192941) 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, 5190 + ... + 14398.

It is an arithmetic number, because the mean of its divisors is an integer number (8703450).

Almost surely, 2^90192946 is an apocalyptic number.

90192946 is a deficient number, since it is larger than the sum of its proper divisors (49062254).

90192946 is a wasteful number, since it uses less digits than its factorization.

90192946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9353.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 90192946 is about 9496.9966831625. The cubic root of 90192946 is about 448.4604938964.

The spelling of 90192946 in words is "ninety million, one hundred ninety-two thousand, nine hundred forty-six".