84505442 has 16 divisors (see below), whose sum is σ = 149540352. Its totient is φ = 35048160.

The previous prime is 84505439. The next prime is 84505451. The reversal of 84505442 is 24450548.

It is a junction number, because it is equal to n+sod(n) for n = 84505399 and 84505408.

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, 96923 + ... + 97790.

It is an arithmetic number, because the mean of its divisors is an integer number (9346272).

Almost surely, 2^84505442 is an apocalyptic number.

84505442 is a deficient number, since it is larger than the sum of its proper divisors (65034910).

84505442 is a wasteful number, since it uses less digits than its factorization.

84505442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194753.

The product of its (nonzero) digits is 25600, while the sum is 32.

The square root of 84505442 is about 9192.6841564366. The cubic root of 84505442 is about 438.8285678948.

The spelling of 84505442 in words is "eighty-four million, five hundred five thousand, four hundred forty-two".