84681461 has 8 divisors (see below), whose sum is σ = 90650400. Its totient is φ = 78863760.

The previous prime is 84681449. The next prime is 84681463. The reversal of 84681461 is 16418648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84681461 - 2⁶ = 84681397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84681463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36650 + ... + 38891.

It is an arithmetic number, because the mean of its divisors is an integer number (11331300).

Almost surely, 2^84681461 is an apocalyptic number.

It is an amenable number.

84681461 is a deficient number, since it is larger than the sum of its proper divisors (5968939).

84681461 is a wasteful number, since it uses less digits than its factorization.

84681461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75619.

The product of its digits is 36864, while the sum is 38.

The square root of 84681461 is about 9202.2530393377. The cubic root of 84681461 is about 439.1330397955.

The spelling of 84681461 in words is "eighty-four million, six hundred eighty-one thousand, four hundred sixty-one".