2939228 has 6 divisors (see below), whose sum is σ = 5143656. Its totient is φ = 1469612.

The previous prime is 2939227. The next prime is 2939231. The reversal of 2939228 is 8229392.

It is a super-2 number, since 2×2939228² = 17278122471968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2939227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 367400 + ... + 367407.

It is an arithmetic number, because the mean of its divisors is an integer number (857276).

2^2939228 is an apocalyptic number.

It is an amenable number.

2939228 is a deficient number, since it is larger than the sum of its proper divisors (2204428).

2939228 is a wasteful number, since it uses less digits than its factorization.

2939228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734811 (or 734809 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 2939228 is about 1714.4176853964. The cubic root of 2939228 is about 143.2444349896.

The spelling of 2939228 in words is "two million, nine hundred thirty-nine thousand, two hundred twenty-eight".