90631094 has 8 divisors (see below), whose sum is σ = 135996240. Its totient is φ = 45299016.

The previous prime is 90631081. The next prime is 90631129. The reversal of 90631094 is 49013609.

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

It is a super-3 number, since 3×90631094³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90631094.

It is a congruent number.

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, 407 + ... + 13469.

It is an arithmetic number, because the mean of its divisors is an integer number (16999530).

Almost surely, 2^90631094 is an apocalyptic number.

90631094 is a deficient number, since it is larger than the sum of its proper divisors (45365146).

90631094 is a wasteful number, since it uses less digits than its factorization.

90631094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16534.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 90631094 is about 9520.0364495101. The cubic root of 90631094 is about 449.1855126986.

The spelling of 90631094 in words is "ninety million, six hundred thirty-one thousand, ninety-four".