84504546 has 80 divisors (see below), whose sum is σ = 221563584. Its totient is φ = 23569056.

The previous prime is 84504517. The next prime is 84504577. The reversal of 84504546 is 64540548.

It is a super-2 number, since 2×84504546² = 14282036589332232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84504546.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 47896 + ... + 49628.

Almost surely, 2^84504546 is an apocalyptic number.

84504546 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 84504546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110781792).

84504546 is an abundant number, since it is smaller than the sum of its proper divisors (137059038).

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

84504546 is a wasteful number, since it uses less digits than its factorization.

84504546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797 (or 1788 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 84504546 is about 9192.6354219016. The cubic root of 84504546 is about 438.8270169423.

It can be divided in two parts, 8450 and 4546, that added together give a square (12996 = 114²).

The spelling of 84504546 in words is "eighty-four million, five hundred four thousand, five hundred forty-six".