73870007 has 2 divisors, whose sum is σ = 73870008. Its totient is φ = 73870006.

The previous prime is 73869959. The next prime is 73870009. The reversal of 73870007 is 70007837.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73870007 - 2²⁶ = 6761143 is a prime.

Together with 73870009, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73870009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36935003 + 36935004.

It is an arithmetic number, because the mean of its divisors is an integer number (36935004).

Almost surely, 2^73870007 is an apocalyptic number.

73870007 is a deficient number, since it is larger than the sum of its proper divisors (1).

73870007 is an equidigital number, since it uses as much as digits as its factorization.

73870007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 73870007 is about 8594.7662562748. The cubic root of 73870007 is about 419.5876659973.

The spelling of 73870007 in words is "seventy-three million, eight hundred seventy thousand, seven".