84445461 has 24 divisors (see below), whose sum is σ = 125268000. Its totient is φ = 54797472.

The previous prime is 84445447. The next prime is 84445463. The reversal of 84445461 is 16454448.

It is a happy number.

It is not a de Polignac number, because 84445461 - 2¹⁴ = 84429077 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84445463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57150 + ... + 58608.

It is an arithmetic number, because the mean of its divisors is an integer number (5219500).

Almost surely, 2^84445461 is an apocalyptic number.

It is an amenable number.

84445461 is a deficient number, since it is larger than the sum of its proper divisors (40822539).

84445461 is a wasteful number, since it uses less digits than its factorization.

84445461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633 (or 1630 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 84445461 is about 9189.4211460788. The cubic root of 84445461 is about 438.7247181478.

The spelling of 84445461 in words is "eighty-four million, four hundred forty-five thousand, four hundred sixty-one".