5912921 has 16 divisors (see below), whose sum is σ = 6988800. Its totient is φ = 4898448.

The previous prime is 5912917. The next prime is 5912939. The reversal of 5912921 is 1292195.

It is a cyclic number.

It is not a de Polignac number, because 5912921 - 2² = 5912917 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5912321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42470 + ... + 42608.

It is an arithmetic number, because the mean of its divisors is an integer number (436800).

Almost surely, 2^5912921 is an apocalyptic number.

It is an amenable number.

5912921 is a deficient number, since it is larger than the sum of its proper divisors (1075879).

5912921 is a wasteful number, since it uses less digits than its factorization.

5912921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308.

The product of its digits is 1620, while the sum is 29.

The square root of 5912921 is about 2431.6498514383. The cubic root of 5912921 is about 180.8286994832.

The spelling of 5912921 in words is "five million, nine hundred twelve thousand, nine hundred twenty-one".