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2989292 = 22747323
BaseRepresentation
bin1011011001110011101100
312121212112112
423121303230
51231124132
6144023152
734260065
oct13316354
95555475
102989292
111761999
121001ab8
13808817
1457b56c
153e0ab2
hex2d9cec

2989292 has 6 divisors (see below), whose sum is σ = 5231268. Its totient is φ = 1494644.

The previous prime is 2989279. The next prime is 2989309. The reversal of 2989292 is 2929892.

It is a happy number.

It is a super-2 number, since 2×29892922 = 17871733322528, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373658 + ... + 373665.

It is an arithmetic number, because the mean of its divisors is an integer number (871878).

22989292 is an apocalyptic number.

It is an amenable number.

2989292 is a deficient number, since it is larger than the sum of its proper divisors (2241976).

2989292 is a wasteful number, since it uses less digits than its factorization.

2989292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747327 (or 747325 counting only the distinct ones).

The product of its digits is 46656, while the sum is 41.

The square root of 2989292 is about 1728.9569109726. The cubic root of 2989292 is about 144.0531568154.

The spelling of 2989292 in words is "two million, nine hundred eighty-nine thousand, two hundred ninety-two".

Divisors: 1 2 4 747323 1494646 2989292