90648194 has 32 divisors (see below), whose sum is σ = 168376320. Its totient is φ = 35641152.

The previous prime is 90648193. The next prime is 90648203. The reversal of 90648194 is 49184609.

It is not an unprimeable number, because it can be changed into a prime (90648193) 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 15 ways as a sum of consecutive naturals, for example, 30047 + ... + 32925.

It is an arithmetic number, because the mean of its divisors is an integer number (5261760).

Almost surely, 2^90648194 is an apocalyptic number.

90648194 is a deficient number, since it is larger than the sum of its proper divisors (77728126).

90648194 is a wasteful number, since it uses less digits than its factorization.

90648194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 90648194 is about 9520.9345129562. The cubic root of 90648194 is about 449.2137612422.

The spelling of 90648194 in words is "ninety million, six hundred forty-eight thousand, one hundred ninety-four".