84010007 has 4 divisors (see below), whose sum is σ = 87662640. Its totient is φ = 80357376.

The previous prime is 84009997. The next prime is 84010021. The reversal of 84010007 is 70001048.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84010007 - 2¹⁰ = 84008983 is a prime.

It is a super-2 number, since 2×84010007² = 14115362552280098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84010097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1826282 + ... + 1826327.

It is an arithmetic number, because the mean of its divisors is an integer number (21915660).

Almost surely, 2^84010007 is an apocalyptic number.

84010007 is a deficient number, since it is larger than the sum of its proper divisors (3652633).

84010007 is a wasteful number, since it uses less digits than its factorization.

84010007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3652632.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 84010007 is about 9165.6973002604. The cubic root of 84010007 is about 437.9693045078.

The spelling of 84010007 in words is "eighty-four million, ten thousand, seven".