83490102 has 20 divisors (see below), whose sum is σ = 187080036. Its totient is φ = 27829980.

The previous prime is 83490091. The next prime is 83490119. The reversal of 83490102 is 20109438.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 9 ways as a sum of consecutive naturals, for example, 257524 + ... + 257847.

Almost surely, 2^83490102 is an apocalyptic number.

83490102 is an abundant number, since it is smaller than the sum of its proper divisors (103589934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83490102 is a wasteful number, since it uses less digits than its factorization.

83490102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515385 (or 515376 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 83490102 is about 9137.2918307341. The cubic root of 83490102 is about 437.0639608810.

The spelling of 83490102 in words is "eighty-three million, four hundred ninety thousand, one hundred two".