2074721 has 8 divisors (see below), whose sum is σ = 2312064. Its totient is φ = 1845520.

The previous prime is 2074687. The next prime is 2074727. The reversal of 2074721 is 1274702.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2074721 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2074727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1490 + ... + 2523.

It is an arithmetic number, because the mean of its divisors is an integer number (289008).

2^2074721 is an apocalyptic number.

It is an amenable number.

2074721 is a deficient number, since it is larger than the sum of its proper divisors (237343).

2074721 is a wasteful number, since it uses less digits than its factorization.

2074721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4071.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 2074721 is about 1440.3891835195. The cubic root of 2074721 is about 127.5420033339.

The spelling of 2074721 in words is "two million, seventy-four thousand, seven hundred twenty-one".