90558334 has 4 divisors (see below), whose sum is σ = 135837504. Its totient is φ = 45279166.

The previous prime is 90558289. The next prime is 90558353. The reversal of 90558334 is 43385509.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43385509 = 359 ⋅120851.

It is a junction number, because it is equal to n+sod(n) for n = 90558293 and 90558302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22639582 + ... + 22639585.

It is an arithmetic number, because the mean of its divisors is an integer number (33959376).

Almost surely, 2^90558334 is an apocalyptic number.

90558334 is a deficient number, since it is larger than the sum of its proper divisors (45279170).

90558334 is a wasteful number, since it uses less digits than its factorization.

90558334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45279169.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 90558334 is about 9516.2142682897. The cubic root of 90558334 is about 449.0652762307.

The spelling of 90558334 in words is "ninety million, five hundred fifty-eight thousand, three hundred thirty-four".