90627855 has 8 divisors (see below), whose sum is σ = 145004592. Its totient is φ = 48334848.

The previous prime is 90627851. The next prime is 90627857. The reversal of 90627855 is 55872609.

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

It is not a de Polignac number, because 90627855 - 2² = 90627851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90627851) 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, 3020914 + ... + 3020943.

It is an arithmetic number, because the mean of its divisors is an integer number (18125574).

Almost surely, 2^90627855 is an apocalyptic number.

90627855 is a deficient number, since it is larger than the sum of its proper divisors (54376737).

90627855 is a wasteful number, since it uses less digits than its factorization.

90627855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6041865.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 90627855 is about 9519.8663330952. The cubic root of 90627855 is about 449.1801615947.

The spelling of 90627855 in words is "ninety million, six hundred twenty-seven thousand, eight hundred fifty-five".