90293332 has 6 divisors (see below), whose sum is σ = 158013338. Its totient is φ = 45146664.

The previous prime is 90293321. The next prime is 90293351. The reversal of 90293332 is 23339209.

It can be written as a sum of positive squares in only one way, i.e., 89984196 + 309136 = 9486^2 + 556^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90293294 and 90293303.

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, 11286663 + ... + 11286670.

Almost surely, 2^90293332 is an apocalyptic number.

It is an amenable number.

90293332 is a deficient number, since it is larger than the sum of its proper divisors (67720006).

90293332 is a wasteful number, since it uses less digits than its factorization.

90293332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22573337 (or 22573335 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 90293332 is about 9502.2803578930. The cubic root of 90293332 is about 448.6268131232.

The spelling of 90293332 in words is "ninety million, two hundred ninety-three thousand, three hundred thirty-two".