2921226 has 32 divisors (see below), whose sum is σ = 7285248. Its totient is φ = 758640.

The previous prime is 2921221. The next prime is 2921227. The reversal of 2921226 is 6221292.

It is a super-2 number, since 2×2921226² = 17067122686152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2921196 and 2921205.

It is not an unprimeable number, because it can be changed into a prime (2921221) 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, 2700 + ... + 3623.

It is an arithmetic number, because the mean of its divisors is an integer number (227664).

2^2921226 is an apocalyptic number.

2921226 is an abundant number, since it is smaller than the sum of its proper divisors (4364022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2921226 is a wasteful number, since it uses less digits than its factorization.

2921226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6346.

The product of its digits is 864, while the sum is 24.

The square root of 2921226 is about 1709.1594425331. The cubic root of 2921226 is about 142.9513910454.

The spelling of 2921226 in words is "two million, nine hundred twenty-one thousand, two hundred twenty-six".