84466388 has 6 divisors (see below), whose sum is σ = 147816186. Its totient is φ = 42233192.

The previous prime is 84466363. The next prime is 84466397. The reversal of 84466388 is 88366448.

It can be written as a sum of positive squares in only one way, i.e., 64288324 + 20178064 = 8018^2 + 4492^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10558295 + ... + 10558302.

It is an arithmetic number, because the mean of its divisors is an integer number (24636031).

Almost surely, 2^84466388 is an apocalyptic number.

It is an amenable number.

84466388 is a deficient number, since it is larger than the sum of its proper divisors (63349798).

84466388 is a wasteful number, since it uses less digits than its factorization.

84466388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21116601 (or 21116599 counting only the distinct ones).

The product of its digits is 884736, while the sum is 47.

The square root of 84466388 is about 9190.5597218015. The cubic root of 84466388 is about 438.7609562663.

The spelling of 84466388 in words is "eighty-four million, four hundred sixty-six thousand, three hundred eighty-eight".