90430102 has 16 divisors (see below), whose sum is σ = 155204352. Its totient is φ = 38710440.

The previous prime is 90430097. The next prime is 90430111. The reversal of 90430102 is 20103409.

It is a self number, because there is not a number n which added to its sum of digits gives 90430102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10477 + ... + 17047.

It is an arithmetic number, because the mean of its divisors is an integer number (9700272).

Almost surely, 2^90430102 is an apocalyptic number.

90430102 is a deficient number, since it is larger than the sum of its proper divisors (64774250).

90430102 is a wasteful number, since it uses less digits than its factorization.

90430102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7563.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 90430102 is about 9509.4743282686. The cubic root of 90430102 is about 448.8532149823.

The spelling of 90430102 in words is "ninety million, four hundred thirty thousand, one hundred two".