90585946 has 16 divisors (see below), whose sum is σ = 149146848. Its totient is φ = 40921200.

The previous prime is 90585941. The next prime is 90585949. The reversal of 90585946 is 64958509.

It is a super-2 number, since 2×90585946² = 16411627225429832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90585896 and 90585905.

It is not an unprimeable number, because it can be changed into a prime (90585941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9045 + ... + 16216.

It is an arithmetic number, because the mean of its divisors is an integer number (9321678).

Almost surely, 2^90585946 is an apocalyptic number.

90585946 is a deficient number, since it is larger than the sum of its proper divisors (58560902).

90585946 is a wasteful number, since it uses less digits than its factorization.

90585946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25437.

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 90585946 is about 9517.6649447225. The cubic root of 90585946 is about 449.1109128564.

The spelling of 90585946 in words is "ninety million, five hundred eighty-five thousand, nine hundred forty-six".