84719340 has 36 divisors (see below), whose sum is σ = 256982544. Its totient is φ = 22591776.

The previous prime is 84719329. The next prime is 84719357. The reversal of 84719340 is 4391748.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 84719295 and 84719304.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235152 + ... + 235511.

It is an arithmetic number, because the mean of its divisors is an integer number (7138404).

Almost surely, 2^84719340 is an apocalyptic number.

It is an amenable number.

84719340 is an abundant number, since it is smaller than the sum of its proper divisors (172263204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84719340 is a wasteful number, since it uses less digits than its factorization.

84719340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470678 (or 470673 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 84719340 is about 9204.3109465076. The cubic root of 84719340 is about 439.1985064697.

The spelling of 84719340 in words is "eighty-four million, seven hundred nineteen thousand, three hundred forty".