90522350 has 48 divisors (see below), whose sum is σ = 174551328. Its totient is φ = 34899840.

The previous prime is 90522337. The next prime is 90522359. The reversal of 90522350 is 5322509.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90522359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 308804 + ... + 309096.

It is an arithmetic number, because the mean of its divisors is an integer number (3636486).

Almost surely, 2^90522350 is an apocalyptic number.

90522350 is a deficient number, since it is larger than the sum of its proper divisors (84028978).

90522350 is a wasteful number, since it uses less digits than its factorization.

90522350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 90522350 is about 9514.3234126237. The cubic root of 90522350 is about 449.0057885871.

Adding to 90522350 its reverse (5322509), we get a palindrome (95844859).

The spelling of 90522350 in words is "ninety million, five hundred twenty-two thousand, three hundred fifty".