84709364 has 6 divisors (see below), whose sum is σ = 148241394. Its totient is φ = 42354680.

The previous prime is 84709357. The next prime is 84709393. The reversal of 84709364 is 46390748.

It can be written as a sum of positive squares in only one way, i.e., 82664464 + 2044900 = 9092^2 + 1430^2 .

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, 10588667 + ... + 10588674.

It is an arithmetic number, because the mean of its divisors is an integer number (24706899).

Almost surely, 2^84709364 is an apocalyptic number.

It is an amenable number.

84709364 is a deficient number, since it is larger than the sum of its proper divisors (63532030).

84709364 is a wasteful number, since it uses less digits than its factorization.

84709364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21177345 (or 21177343 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 84709364 is about 9203.7690105739. The cubic root of 84709364 is about 439.1812667371.

The spelling of 84709364 in words is "eighty-four million, seven hundred nine thousand, three hundred sixty-four".