90767422 has 4 divisors (see below), whose sum is σ = 136151136. Its totient is φ = 45383710.

The previous prime is 90767393. The next prime is 90767431. The reversal of 90767422 is 22476709.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22476709 = 283 ⋅79423.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 22691854 + ... + 22691857.

It is an arithmetic number, because the mean of its divisors is an integer number (34037784).

Almost surely, 2^90767422 is an apocalyptic number.

90767422 is a deficient number, since it is larger than the sum of its proper divisors (45383714).

90767422 is a wasteful number, since it uses less digits than its factorization.

90767422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45383713.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 90767422 is about 9527.1938155996. The cubic root of 90767422 is about 449.4106226520.

The spelling of 90767422 in words is "ninety million, seven hundred sixty-seven thousand, four hundred twenty-two".