84741644 has 12 divisors (see below), whose sum is σ = 159705504. Its totient is φ = 39111504.

The previous prime is 84741623. The next prime is 84741649. The reversal of 84741644 is 44614748.

It is a super-2 number, since 2×84741644² = 14362292455645472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84741598 and 84741607.

It is not an unprimeable number, because it can be changed into a prime (84741649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814772 + ... + 814875.

It is an arithmetic number, because the mean of its divisors is an integer number (13308792).

Almost surely, 2^84741644 is an apocalyptic number.

It is an amenable number.

84741644 is a deficient number, since it is larger than the sum of its proper divisors (74963860).

84741644 is a wasteful number, since it uses less digits than its factorization.

84741644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629664 (or 1629662 counting only the distinct ones).

The product of its digits is 86016, while the sum is 38.

The square root of 84741644 is about 9205.5224729507. The cubic root of 84741644 is about 439.2370455800.

The spelling of 84741644 in words is "eighty-four million, seven hundred forty-one thousand, six hundred forty-four".