84340148 has 6 divisors (see below), whose sum is σ = 147595266. Its totient is φ = 42170072.

The previous prime is 84340117. The next prime is 84340153. The reversal of 84340148 is 84104348.

It can be written as a sum of positive squares in only one way, i.e., 43533604 + 40806544 = 6598^2 + 6388^2 .

It is a super-2 number, since 2×84340148² = 14226521129323808, which contains 22 as substring.

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, 10542515 + ... + 10542522.

It is an arithmetic number, because the mean of its divisors is an integer number (24599211).

Almost surely, 2^84340148 is an apocalyptic number.

It is an amenable number.

84340148 is a deficient number, since it is larger than the sum of its proper divisors (63255118).

84340148 is a wasteful number, since it uses less digits than its factorization.

84340148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21085041 (or 21085039 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 84340148 is about 9183.6892369026. The cubic root of 84340148 is about 438.5422625685.

The spelling of 84340148 in words is "eighty-four million, three hundred forty thousand, one hundred forty-eight".