84556442 has 16 divisors (see below), whose sum is σ = 128120832. Its totient is φ = 41851920.

The previous prime is 84556427. The next prime is 84556469. The reversal of 84556442 is 24465548.

It is a junction number, because it is equal to n+sod(n) for n = 84556396 and 84556405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127592 + ... + 128252.

It is an arithmetic number, because the mean of its divisors is an integer number (8007552).

Almost surely, 2^84556442 is an apocalyptic number.

84556442 is a deficient number, since it is larger than the sum of its proper divisors (43564390).

84556442 is a wasteful number, since it uses less digits than its factorization.

84556442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213.

The product of its digits is 153600, while the sum is 38.

The square root of 84556442 is about 9195.4576830085. The cubic root of 84556442 is about 438.9168294935.

The spelling of 84556442 in words is "eighty-four million, five hundred fifty-six thousand, four hundred forty-two".