936094021 has 4 divisors (see below), whose sum is σ = 936720000. Its totient is φ = 935468044.

The previous prime is 936094009. The next prime is 936094037. The reversal of 936094021 is 120490639.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-936094021 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 (936094091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310741 + ... + 313738.

It is an arithmetic number, because the mean of its divisors is an integer number (234180000).

Almost surely, 2^936094021 is an apocalyptic number.

It is an amenable number.

936094021 is a deficient number, since it is larger than the sum of its proper divisors (625979).

936094021 is a wasteful number, since it uses less digits than its factorization.

936094021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625978.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 936094021 is about 30595.6536292330. The cubic root of 936094021 is about 978.2274013530.

The spelling of 936094021 in words is "nine hundred thirty-six million, ninety-four thousand, twenty-one".