84474394 has 16 divisors (see below), whose sum is σ = 134365608. Its totient is φ = 39693312.

The previous prime is 84474347. The next prime is 84474409. The reversal of 84474394 is 49347448.

It can be written as a sum of positive squares in 4 ways, for example, as 83448225 + 1026169 = 9135^2 + 1013^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84474394.

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, 28402 + ... + 31234.

Almost surely, 2^84474394 is an apocalyptic number.

84474394 is a deficient number, since it is larger than the sum of its proper divisors (49891214).

84474394 is a wasteful number, since it uses less digits than its factorization.

84474394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729.

The product of its digits is 387072, while the sum is 43.

The square root of 84474394 is about 9190.9952671079. The cubic root of 84474394 is about 438.7748182269.

The spelling of 84474394 in words is "eighty-four million, four hundred seventy-four thousand, three hundred ninety-four".