84040244 has 12 divisors (see below), whose sum is σ = 149265984. Its totient is φ = 41392824.

The previous prime is 84040223. The next prime is 84040267. The reversal of 84040244 is 44204048.

It is a super-2 number, since 2×84040244² = 14125525223159072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156524 + ... + 157059.

It is an arithmetic number, because the mean of its divisors is an integer number (12438832).

Almost surely, 2^84040244 is an apocalyptic number.

It is an amenable number.

84040244 is a deficient number, since it is larger than the sum of its proper divisors (65225740).

84040244 is a wasteful number, since it uses less digits than its factorization.

84040244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313654 (or 313652 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 84040244 is about 9167.3466172061. The cubic root of 84040244 is about 438.0218430479.

The spelling of 84040244 in words is "eighty-four million, forty thousand, two hundred forty-four".