90026746 has 4 divisors (see below), whose sum is σ = 135040122. Its totient is φ = 45013372.

The previous prime is 90026719. The next prime is 90026749. The reversal of 90026746 is 64762009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 81703521 + 8323225 = 9039^2 + 2885^2 .

It is not an unprimeable number, because it can be changed into a prime (90026749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22506685 + ... + 22506688.

Almost surely, 2^90026746 is an apocalyptic number.

90026746 is a deficient number, since it is larger than the sum of its proper divisors (45013376).

90026746 is a wasteful number, since it uses less digits than its factorization.

90026746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45013375.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 90026746 is about 9488.2425137641. The cubic root of 90026746 is about 448.1848627224.

The spelling of 90026746 in words is "ninety million, twenty-six thousand, seven hundred forty-six".