84465512 has 8 divisors (see below), whose sum is σ = 158372850. Its totient is φ = 42232752.

The previous prime is 84465473. The next prime is 84465559. The reversal of 84465512 is 21556448.

It can be written as a sum of positive squares in only one way, i.e., 61559716 + 22905796 = 7846^2 + 4786^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5279087 + ... + 5279102.

Almost surely, 2^84465512 is an apocalyptic number.

It is an amenable number.

84465512 is a deficient number, since it is larger than the sum of its proper divisors (73907338).

84465512 is a wasteful number, since it uses less digits than its factorization.

84465512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10558195 (or 10558191 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 84465512 is about 9190.5120640800. The cubic root of 84465512 is about 438.7594394660.

The spelling of 84465512 in words is "eighty-four million, four hundred sixty-five thousand, five hundred twelve".