90537842 has 8 divisors (see below), whose sum is σ = 136566000. Its totient is φ = 45015844.

The previous prime is 90537809. The next prime is 90537893. The reversal of 90537842 is 24873509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 90537796 and 90537805.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 126092 + ... + 126807.

It is an arithmetic number, because the mean of its divisors is an integer number (17070750).

Almost surely, 2^90537842 is an apocalyptic number.

90537842 is a deficient number, since it is larger than the sum of its proper divisors (46028158).

90537842 is a wasteful number, since it uses less digits than its factorization.

90537842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253080.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 90537842 is about 9515.1375187120. The cubic root of 90537842 is about 449.0314014179.

The spelling of 90537842 in words is "ninety million, five hundred thirty-seven thousand, eight hundred forty-two".