84046490 has 16 divisors (see below), whose sum is σ = 165036960. Its totient is φ = 30562320.

The previous prime is 84046451. The next prime is 84046493. The reversal of 84046490 is 9464048.

It is a self number, because there is not a number n which added to its sum of digits gives 84046490.

It is not an unprimeable number, because it can be changed into a prime (84046493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381920 + ... + 382139.

It is an arithmetic number, because the mean of its divisors is an integer number (10314810).

Almost surely, 2^84046490 is an apocalyptic number.

84046490 is a deficient number, since it is larger than the sum of its proper divisors (80990470).

84046490 is a wasteful number, since it uses less digits than its factorization.

84046490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764077.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 84046490 is about 9167.6872765164. The cubic root of 84046490 is about 438.0326942645.

The spelling of 84046490 in words is "eighty-four million, forty-six thousand, four hundred ninety".