4721051 has 4 divisors (see below), whose sum is σ = 4732152. Its totient is φ = 4709952.

The previous prime is 4721047. The next prime is 4721077. The reversal of 4721051 is 1501274.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4721051 - 2² = 4721047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4721011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4886 + ... + 5771.

It is an arithmetic number, because the mean of its divisors is an integer number (1183038).

Almost surely, 2^4721051 is an apocalyptic number.

4721051 is a deficient number, since it is larger than the sum of its proper divisors (11101).

4721051 is a wasteful number, since it uses less digits than its factorization.

4721051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 4721051 is about 2172.7979657575. The cubic root of 4721051 is about 167.7565801066.

The spelling of 4721051 in words is "four million, seven hundred twenty-one thousand, fifty-one".