2228992 has 18 divisors (see below), whose sum is σ = 4449788. Its totient is φ = 1114368.

The previous prime is 2228987. The next prime is 2229037. The reversal of 2228992 is 2998222.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4098 + ... + 4609.

2^2228992 is an apocalyptic number.

It is an amenable number.

2228992 is a deficient number, since it is larger than the sum of its proper divisors (2220796).

2228992 is an frugal number, since it uses more digits than its factorization.

2228992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8723 (or 8709 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 2228992 is about 1492.9809107956. The cubic root of 2228992 is about 130.6279676226.

The spelling of 2228992 in words is "two million, two hundred twenty-eight thousand, nine hundred ninety-two".