90856127 has 8 divisors (see below), whose sum is σ = 93446256. Its totient is φ = 88273152.

The previous prime is 90856121. The next prime is 90856163. The reversal of 90856127 is 72165809.

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

It is a cyclic number.

It is not a de Polignac number, because 90856127 - 2¹² = 90852031 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90856121) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 33743 + ... + 36335.

It is an arithmetic number, because the mean of its divisors is an integer number (11680782).

Almost surely, 2^90856127 is an apocalyptic number.

90856127 is a deficient number, since it is larger than the sum of its proper divisors (2590129).

90856127 is a wasteful number, since it uses less digits than its factorization.

90856127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 90856127 is about 9531.8480369758. The cubic root of 90856127 is about 449.5569746840.

The spelling of 90856127 in words is "ninety million, eight hundred fifty-six thousand, one hundred twenty-seven".