84270838 has 8 divisors (see below), whose sum is σ = 126559440. Its totient is φ = 42084360.

The previous prime is 84270763. The next prime is 84270863. The reversal of 84270838 is 83807248.

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

It is a self number, because there is not a number n which added to its sum of digits gives 84270838.

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, 23433 + ... + 26788.

It is an arithmetic number, because the mean of its divisors is an integer number (15819930).

Almost surely, 2^84270838 is an apocalyptic number.

84270838 is a deficient number, since it is larger than the sum of its proper divisors (42288602).

84270838 is a wasteful number, since it uses less digits than its factorization.

84270838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51062.

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 84270838 is about 9179.9149233530. The cubic root of 84270838 is about 438.4220995739.

The spelling of 84270838 in words is "eighty-four million, two hundred seventy thousand, eight hundred thirty-eight".