4562921 has 8 divisors (see below), whose sum is σ = 5138688. Its totient is φ = 4014000.

The previous prime is 4562917. The next prime is 4562923. The reversal of 4562921 is 1292654.

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 4562921 - 2² = 4562917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4562923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6350 + ... + 7031.

It is an arithmetic number, because the mean of its divisors is an integer number (642336).

Almost surely, 2^4562921 is an apocalyptic number.

It is an amenable number.

4562921 is a deficient number, since it is larger than the sum of its proper divisors (575767).

4562921 is a wasteful number, since it uses less digits than its factorization.

4562921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13423.

The product of its digits is 4320, while the sum is 29.

The square root of 4562921 is about 2136.0994827021. The cubic root of 4562921 is about 165.8622871986.

The spelling of 4562921 in words is "four million, five hundred sixty-two thousand, nine hundred twenty-one".