873700421 has 8 divisors (see below), whose sum is σ = 965193600. Its totient is φ = 784218240.

The previous prime is 873700417. The next prime is 873700469. The reversal of 873700421 is 124007378.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 873700421 - 2² = 873700417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873700411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501836 + ... + 503573.

It is an arithmetic number, because the mean of its divisors is an integer number (120649200).

Almost surely, 2^873700421 is an apocalyptic number.

It is an amenable number.

873700421 is a deficient number, since it is larger than the sum of its proper divisors (91493179).

873700421 is a wasteful number, since it uses less digits than its factorization.

873700421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005499.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 873700421 is about 29558.4238585213. The cubic root of 873700421 is about 955.9918319622.

Adding to 873700421 its reverse (124007378), we get a palindrome (997707799).

The spelling of 873700421 in words is "eight hundred seventy-three million, seven hundred thousand, four hundred twenty-one".