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2989704 = 233432897
BaseRepresentation
bin1011011001111010001000
312121220002210
423121322020
51231132304
6144025120
734261224
oct13317210
95556083
102989704
111762233
1210021a0
13808a73
1457b784
153e0c89
hex2d9e88

2989704 has 32 divisors (see below), whose sum is σ = 7650720. Its totient is φ = 973056.

The previous prime is 2989691. The next prime is 2989757. The reversal of 2989704 is 4079892.

2989704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 417 + ... + 2480.

It is an arithmetic number, because the mean of its divisors is an integer number (239085).

22989704 is an apocalyptic number.

2989704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2989704 is an abundant number, since it is smaller than the sum of its proper divisors (4661016).

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

2989704 is a wasteful number, since it uses less digits than its factorization.

2989704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2949 (or 2945 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 2989704 is about 1729.0760538507. The cubic root of 2989704 is about 144.0597745668.

The spelling of 2989704 in words is "two million, nine hundred eighty-nine thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 1032 2897 5794 8691 11588 17382 23176 34764 69528 124571 249142 373713 498284 747426 996568 1494852 2989704