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2972948 = 221167567
BaseRepresentation
bin1011010101110100010100
312121001010012
423111310110
51230113243
6143415352
734161326
oct13256424
95531105
102972948
111750690
12bb4558
13801254
14575616
153dad18
hex2d5d14

2972948 has 12 divisors (see below), whose sum is σ = 5675712. Its totient is φ = 1351320.

The previous prime is 2972947. The next prime is 2972969. The reversal of 2972948 is 8492792.

2972948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2972947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33740 + ... + 33827.

It is an arithmetic number, because the mean of its divisors is an integer number (472976).

22972948 is an apocalyptic number.

It is an amenable number.

2972948 is a deficient number, since it is larger than the sum of its proper divisors (2702764).

2972948 is a wasteful number, since it uses less digits than its factorization.

2972948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67582 (or 67580 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 2972948 is about 1724.2238833748. The cubic root of 2972948 is about 143.7901392635.

The spelling of 2972948 in words is "two million, nine hundred seventy-two thousand, nine hundred forty-eight".

Divisors: 1 2 4 11 22 44 67567 135134 270268 743237 1486474 2972948