2242992 has 40 divisors (see below), whose sum is σ = 5874624. Its totient is φ = 737344.

The previous prime is 2242979. The next prime is 2242993. The reversal of 2242992 is 2992422.

It is a super-2 number, since 2×2242992² = 10062026224128, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2 + 2¹³ + 4 + 2¹⁷ + 9 + 9⁴ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (2242993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3703 + ... + 4265.

2^2242992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2242992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2937312).

2242992 is an abundant number, since it is smaller than the sum of its proper divisors (3631632).

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

2242992 is a wasteful number, since it uses less digits than its factorization.

2242992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 651 counting only the distinct ones).

The product of its digits is 5184, while the sum is 30.

The square root of 2242992 is about 1497.6621781964. The cubic root of 2242992 is about 130.9008826223.

The spelling of 2242992 in words is "two million, two hundred forty-two thousand, nine hundred ninety-two".